'(0fi>P 2p51v&!1A/4,Mz{m1Mv-?VwH[;]n/;~Svg/O.>alkF:ic2u^jGnwe$i;RsaY`?K\C9d*,S:gj;%=&>` E endstream endobj 11 0 obj <>stream Students will learn about bactericidal vs. bacteriostatic antibiotics, narrow vs. broad spectrum antibiotics, what antibiotics are effective in treating, how penicillin was discovered by Alexander Fleming and how the misuse, overprescription and use of subtherapeutic antibiotics in livestock feed has contributed to the growing antibiotic resistance seen in bacteria. Students will learn about how fecal microbiota transplants help treat intestinal diseases like C. diff infections. As temperatures continue to increase the world has just broken monthly heat records for 12 months in a row the long-term prognosis could be more favorable to the pizzly than the polar bear. Article #11 The Making of Human Hermaphrodites. We interviewed our tech expert, Jaime Vazquez, to learn more about accessible smart home devices. Are you getting the free resources, updates, and special offers we send out every week in our teacher newsletter? Article highlights include: his numerous failed attempts at studies and his father's disappointment in him; his eventual success at studies into the natural world; his voyage on the HMS Beagle; his return to England to scientific acclaim and respect; ideas that influenced his development of his theory of evolution by natural section (Lyell, Malthus etc.) February 27, 2023 new bill passed in nj for inmates 2022 No Comments . Whats more astonishing is that scientists dont really know if this is a good thing. They will learn how tattoos are applied, what makes them permanent, and how the immune system causes tattoos to fade. 2019 Arctic Sea Ice Minimum Is Second Lowest, NASA Goddard Space Climate change fills polar bears with toxins The melting ice around Greenland has changed the polar bear's diet. Article highlights include: Franklin's achievements as a child; her research into the structure of coal which earned her a PhD; her apprenticeship for learning about X-ray diffraction; her appointment to work at King's College to help discover the structure of DNA; the tensions and hostilities with her research partner Maurice Wilkins; her success at obtaining excellent X-ray diffraction images of two forms of DNA; Wilkin's release of these images to a rival team (James Watson and Francis Crick) of researchers without telling Franklin; Franklin's research into the structure of plant viruses; Franklin's early death due to ovarian cancer at the age of 37 and the controversy over her not being acknowledged by the Nobel Prize committee. warmed at twice the rate of the global average. My other classes were interested when they read my agenda. Image of the Day Flight Center, NASA Earth Observatory (2019, September 24). 0000011322 00000 n Students will learn about why athletes blood dope, the performance enhancement effects of blood doping, blood doping techniques like drugs that stimulate red blood cell production and blood transfusions that increase red blood cell counts immediately. The Weather. "The polar bear is the canary in the coalmine telling us how bad things are." In some sense,. Students can type in their answers directly in the Google Slides. Instead, a hybrid species is taking its place. 0000007595 00000 n 11 Countries Around The World That Have Never Been Colonised By Any European Power, From Sherpas Hauling Dead Bodies, To Climbers Stepping Over Them, Scene At Mt Everest Is Morbid, Anime, Classic Games, And Porn: 6 Weird Things The CIA Found On Osama bin Laden's Hard Drive, These Are The World's Most Powerful Intelligence Agencies, India Is Everything To Me: Akshay Kumar On Renouncing Canadian Passport, Anushka Sharma-Virat Kohli Visit Mahakaleshwar Temple Ahead Of Test Match Against Australia, Kangana Ranaut Says 'Such Good Example' As Power Couple Virushka Visit Mahakaleshwar Temple, There Was 95 Percent Blockage: Sushmita Sen Survived Massive Heart Attack Due To Active Lifestyle, Aaliya Owns A Lavish Flat? But as waters in the region warm, rainbow trout have swum up from the western lakes where they were introduced decades ago to cutthroat native grounds. 4 0 obj <> endobj xref Mr Servheen said not very much was known about the grolar and pizzly bears, as little contact had yet to be made between them and humans. Chris Servheen, a bear biologist and Adjunct Associate Research Professor at the University of Montana, said sightings of this hybrid bear species have been very rare in the past. Students will learn how pollination occurs, how the honeybee is specialized to collect pollen, why the honeybee is used by beekeepers over other pollinators and how critical bees are for global food production. They will examine the difference between totipotent, pluripotent and multipotent stem cells. Unfortunately, their highly specialized diet of blubber means they could soon go extinct a la the saber tooth tiger and other persnickety predators. This resource includes a 5-page factsheet on Greta and her role in . Also discussed is the reason why women, in general, are less pigmented then men. And, their versatile brown brethren, whose range extends from Alaska down to Southern Wyoming, are better suited to the changing terrain caused by climate change. Article #4 Dung Beetles: Where Did All the Poo Go? Students will learn about the limits of cell division and how cancer cells circumvent these limits. 0000001136 00000 n Observations made in captivity and a study conducted in the. The model took into account the relationship between sea-ice availability and the bears body fat and variable litter sizes. The pizzly bear is the result of polar bears and grizzly bears breeding, according to Larisa DeSantis, a biology professor at Vanderbilt University. With global warming and sea-ice declines, it becomes harder for polar bears to hunt their preferred preyseals. 0000026158 00000 n They found that most bears follow the seasonal growth and recession of sea ice to end up on Baffin Island in the fall, when sea ice is usually at its lowest extent. 0000008401 00000 n Hybrid bears, call them grolar bears or pizzlies, are "pretty blond across the back, sort of a dirty polar bear colour. Article #7 Body Fat: The Good, The Bad and the Ugly Truth. Australia's oldest running coal-fired power station is about to close. With large-scale climate change, the question is: Are these hybrids more well-adapted? said Arnold. Floral Dresses To Chic Bags - Heres How I Refreshed My Summer Closet From Flipkart On A Budget! Article #10 Facebook Blues: Is Facebook Making You Unhappy? (Thanks Anonymous Buyer. As this happens, it makes way for grizzly bear territory to expand further north which increases the interaction between the two species, with possible mating opportunities. Sometimes, pregnant females dig in the sea ice to create maternity dens, where they give birth and take care of their cubs. Denver weather: Calm today, wind and snow back tomorrow, Former home of JonBent Ramsey up for sale, Global race to boost electric vehicle range in cold, Family of Aurora man in police video speaks out, Bruce Springsteen surprises shop owner before concert, Assault weapons ban introduced in Colorado, Do Not Sell or Share My Personal Information. What is clear is that warming is increasing many opportunities for gene mixing. This entire document, or any parts within, may not be reproduced or displayed for public viewing. Polar bears are the largest bear species and are supremely adapted to their Arctic habitat, whether they are prowling the ice or swimming in the sea. Rather than growing a new branch on the [genetic] tree, you have two branches growing together, he said. ), "Used this as a sub plan and the kids really loved the article! They usually wait on Baffin Island until the ice forms again so they can leave. Electric Sunroof, Head Up Display & Other Features That Make The All New Hot & Techy Brezza A Hit. Terms of Use: This document is for personal use only and may only be used by the original purchaser. For more in the world oftechnologyandscience, keep readingIndiatimes.com. The team specifically studied a subpopulation of bears that depend on seasonal sea ice in Baffin Bay. If the sea ice disappears, some may be successful but a lot wont be successful. We Say, Yes! Conventional drilling versus fracking is compared. The students were asking many questions after reading. Related: How sounds are made for nature documentaries They hunt for seals by finding their dens or sitting next to gaps in the ice, waiting for the unsuspecting prey to pop up. 2019 Arctic Sea Ice Minimum Is Second Lowest. Without these colors, the birds would not be aware that these butterflies contain cyanide, and the defense mechanism would be useless. Students will learn about stem cells and stem cell research. New pill cuts cholesterol, heart, Biden expected to tighten rules on US investment, Scout Motors picks South Carolina for new $2B EV. A great class discussion can ensue from this. This resource is very versatile and can be used for a variety of assignments like the following: (1) No prep sub plans that are easy to hand out and collect. Remote Sensing Bei der Nutzung unserer Websites und Apps verwenden wir, unsere Websites und Apps fr Sie bereitzustellen, Nutzer zu authentifizieren, Sicherheitsmanahmen anzuwenden und Spam und Missbrauch zu verhindern, und, Ihre Nutzung unserer Websites und Apps zu messen, personalisierte Werbung und Inhalte auf der Grundlage von Interessenprofilen anzuzeigen, die Effektivitt von personalisierten Anzeigen und Inhalten zu messen, sowie, unsere Produkte und Dienstleistungen zu entwickeln und zu verbessern. The changes we document here are going to affect everyone around the globe.. hb``Pg``(p014$Qu(f`d[+.3e,p``: $"~'mnj`tP$\[ endstream endobj 5 0 obj <>>> endobj 6 0 obj >/PageWidthList<0 612.0>>>>>>/Resources<>/Font<>/ProcSet[/PDF/Text]>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 7 0 obj <> endobj 8 0 obj <> endobj 9 0 obj <> endobj 10 0 obj <>stream If your child will play baseball or softball this spring, youll need to stock up on appropriate clothing and equipment. So-called "pizzly" bears were first spotted in the wild in 2006. Article #23 Human Cyborgs vs. Bionic Humans. Article highlights include: explanation of the European Renaissance; Galileo convincing his father he should become a mathematician and physicist instead of a doctor, his invention of many interesting devices, observations of Kepler's supernova, his development of the telescope and its uses in his research, his discovery of the four largest moons of Jupiter, his discovery of the shadows of Saturn that supported the heliocentric model over the geocentric model, his persecution by the Inquisition of the Catholic Church due to his support of the heliocentric model, his recanting upon threat of torture and his imprisonment until death. But Mr Servheen said not very much was known yet about these 'grolar' and 'pizzly' bears. The team tracked polar bear movements across the bay over the past two decades. Moreover, its also more adept at foraging for food that involves a varied diet. SCIENCE Articles Vol. Article #37 The Chemistry of Fireworks Students will learn about the various components of a firework and their role in the function of the firework. They will also learn about albinism and about how changing environmental conditions and determine the level of skin pigmentation in evolving populations. No help from Endangered Species Act Students will learn about fossil fuels, in particular: oil, natural gas and coal. "They often have dark, darker fur rings around their eyes. Climate change is going to impact us sooner than we think. It is not looking good for polar bears, said DeSantis, who blames the arctic beasts decline on the melting sea ice where they hunt seals their preferred prey. On average, the bears are spending 30 more days on land now than they did in the 1990s. Students will learn about how some fish are able to change sex from male to female or from female to male. They will read about the difference between embryonic stem cells and adult stem cells as well as understand the controversy over stem cell research. Students will learn about how bottled water companies have convinced us to buy bottled water and the environmental impact of creating so much plastic water bottle waste. But the rate at which species interbreed is accelerating because of climate change, researchers say. A polar bear at a Berlin zoo in 2016. 0000009711 00000 n Article #25 The Science and Evolution of Human Skin Color. The Oscars will air on ABC and can be streamed on ABC.com and the ABC app as well as Hulu + Live TV, YouTube TV, AT&T TV or FuboTV. docs, slides, etc.). Article #9 Diamonds, the Truth Behind the Bling. As climate change continues to threaten the habitat of the polar bear, the endangered creatures are being pushed further into contact with other bears. Sea ice has been breaking up earlier in the spring over the years (green) and is forming later in the fall (blue). The first one of its kind was spotted in 2006 and at the time it was considered to be . 0000057313 00000 n The combination of warmer temperatures and vegetation growth means there is more overlap between the species and Id expect that overlap to increase, Chris Servheen, a grizzly bear expert at the University of Montana, told the Guardian. These hybrids, sometimes called pizzly bears or grolar bears, have been spotted in the wild as far. But a recent study shows some subpopulations of polar bears are struggling to complete these essential tasks because of declining concentrations of Arctic sea ice. They will also learn about who is most at risk for this condition and they will be given examples of people who have suffered from hyponatremia. Polar bears are often considered the poster-child species for climate change impacts. Students will learn about the usefulness of pain to survival and about CIPA (congenital insensitivity to pain with anhidrosis). Climate Change Is Causing Polar Bears And Grizzly Bears To Mate, The hybrids retain features from both the species -- pizzlys are short-furred bears that are more capable of dealing with warmer temperatures compared to a grizzly, Moreover, its also more adept at foraging for food that involves a varied diet, Researchers hint this could be occurring since with the sea ice thinning, more polar bears are making their journey towards the south, looking for food, whereas with temperatures in the south rising, more grizzly bears are moving towards the north, lookin, 11 Successful IITians Who Are Making India Proud, 11 Senior Actors Who Made Way Into Our Hearts And Proved Bollywood Needs Actors, Not Superstars, 9 Craziest Wildest Sexual Fantasies Ideas List with Examples (Girls & Boys). An analogy is used for easy understanding. The bear, found at the southern tip of Banks Island in Canada's Northwest Territories, didn't look like a typical polar bear. The offspring share similarities in appearance with both parents. Montanas Flathead Basin has long been a spawning haven for the westslope cutthroat trout. Pizzly bears, sometimes called grolar bears, are a bear hybrid that could become more common in the Arctic as a result of the climate crisis. So-called "pizzly" bears were first spotted in the wild in 2006. A new study shows that polar bears are spending less time on sea ice, leading them to fast longer, become thinner and have fewer cubs. They will find out what type of reproductive advantages this gives the fish and what conditions trigger sex changes. Students will learn about natural selection using specific examples. 0000018199 00000 n . Skip to main content Open menu Close menu Climate Change and FDR. Students will read about how mitochondrial DNA has helped geneticists discover Mitochondrial Eve, about the research behind her discovery and about the implications of this research on the evolutionary origins of humans. This issue is horrendously complex because of our ability to change the environment, said Arnold. The two species are very similar genetically so males of both species will be attracted to females, which is why we are seeing a mix-up in the breeding.. "We don't know anything about their temperament," he said. She found that while effective for hunting seals, these noggins elongated structure mightve prevented the predators from switching to new diets amid climate change. NASA Earth Observatory images by Joshua Stevens, using data courtesy of Kristin Laidre and Harry Stern at the University of Washington, and sea ice data from the National Snow & Ice Data Center (NSIDC). Snow and Ice In 2006 a bear shot by hunters in the Arctic was tested and confirmed as a polar-grizzly hybrid. The hybrids retain features from both the species -- pizzlys are short-furred bears that are more capable of dealing with warmer temperatures compared to a grizzly. But some scientists say the two bear species are breeding more often because climate change is causing them to cross paths. TPT empowers educators to teach at their best. Students will learn about how climate change is warming the Arctic and threatening the habitat of the polar bear. Students can type in their answers directly in the Google Slides.These EIGHT ECOLOGY ARTICLES with questions provide a re, Updated to Include a Distance Learning Option. Pizzlies, at the end are a result of a massive climatic instability and this surely isnt the acceptable way to go ahead. As this happens, it makes way for grizzly bear territory to expand further north which increases the interaction between the two species, with possible mating opportunities. Students will learn about the challenges of designing food for astronauts, the requirements that space food must meet (like taking up very little space and having a long shelf-life at room temperatures), the different categories of space foods, how different equipment must be made for eating a meal in microgravity environments, and why food in space doesn't taste as good as it would on Earth. In a sign the world is either evolving or ending, grizzly bears and polar bears are mating, and now pizzly or grolar bears, depending on your preference, are spreading across the Arctic. 0000070665 00000 n One example is the change in color of the peppered moth from its light colored form to its dark colored form. But some scientists say the two bear species are breeding more often because climate change is causing them to cross paths. 1. But closer analysis of genetics suggests that perception is far some settled. Sea and Lake Ice, Image of the Day It is competitions like these that contribute to the common perception that mixing animal species leads to maladapted animals, according to Michael Arnold, a professor of genetics at the University of Georgia. Article highlights include: details of his difficulties with authority and school while growing up; his amazingly productive 1905 year when he came up with and published four groundbreaking ideas (including e=mc2 and the special theory of relativity); an application of the theory of relativity; an explanation of the significance of e=mc2, his abandonment of Germany during the rise of Adolf Hitler's Third Reich, his emigration to America, his contribution to the Manhattan Project's development of nuclear weapons and his great regret for contributing to the nuclear bombings of Hiroshima and Nagasaki. A fluffy reminder of how climate change is transforming our planet at an alarming rate. A great article for discussing ecological and environmental issues. Article #40 The Truth Behind Bottled Water. For polar bears, the sea ice is a crucial platform for life. They will learn how the fecal transplant helps get rid of the infection, how fecal samples are obtained and how they are administered into the body. Pay only $1.99 for this article when you purchase it in the 52 Science Reading Articles MEGA Bundle - Saving you over 44%. The Arctic sea ice cap is a large area of frozen seawater floating on top of the Arctic Ocean and its surrounding seas and straits. 0000002964 00000 n They will also read about how the immune system aids the laser tattoo removal procedure to help get rid of tattoo ink. "Grizzly bears can be dangerous, but most of the time they stay away from people but the behavioural characteristics of these hybrids, we don't know anything about it and I suspect that's something that we won't know anything about for a long time.". They help my students with reading non-fiction, and they are so interesting and engaging!" Polar bears are a harbinger for the future, said Laidre. Students will learn about two animals (green sea slug and yellow spotted salamander) that can photosynthesize due to symbiotic relationships with algae. Their findings show that the two bears split into distinct species around 1.5 million years ago, with the . "The ones that have been seen, and there haven't been too many so far, are usually lighter in colour," Mr Servheen said. 0000005195 00000 n You can also follow on Twitter at @WickedWeather1. By Adam Pockross. Sea and Lake Ice. The event horizon and singularity is also explained as well as the classification of three types of black holes. Each article spans two pages in total with 1 and 1/3. Pizzly Bears? Warmer temperatures have allowed grizzly bears and polar bears to venture to habitats they dont usually occupy and mate to form a hybrid: the pizzly or grolar bear. Facebook addiction is also discussed along with a the Bergen Facebook Addiction Scale. When theres no sea ice platform, the bears end up moving onto land with no or minimal access to food. Article #4 Dung Beetles: Where Did All the Poo Go? How this young Indigenous artist is taking inspiration from anime and manga to celebrate his own culture. A Trending Reel Challenge That Can Win Us a Brand-New Swift? Arterra The first one of its kind was spotted in 2006 and at the time it was considered to be a rare occurrence. In cases where warmer temperatures are bringing species together, human intervention should be carefully thought through, he added. 0000001343 00000 n Snow and Ice. The bears are "more resilient to climate change and better-suited for warmer temperatures," paleontologist Larisa DeSantis said. Climate change is bringing bear species that have mostly lived apart into mating proximity: The polar bear population in Canada's western Hudson Bay region is falling, partly due to the declining ice. Pizzly bears, sometimes called grolar bears, are a bear hybrid that could become more common in the Arctic as a result of the climate crisis. They will learn about what characterizes each stage and the major hormones involved in each stage. In some cases, hybrids are better adapted to cope with changing landscapes. This is an archived article and the information in the article may be outdated. We know that sea ice, which is where the bears need to be, is decreasing very rapidly, said Kristin Laidre, an Arctic ecologist at the University of Washington. Polar bears evolved from brown bears around 150,000 years ago and are now the largest land carnivores in the world, weighing up to 1,600lb (720kg). Genetic exchange due to organisms coming together from climate change is the rule rather than the exception.. ARTICLE SUMMARY: In this particular article, students will learn about how climate change is warming the Arctic and threatening the habitat of the polar bear. They are an icon of climate change, but theyre also an early indicator of climate change because they are so dependent on sea ice.. Article #40 The Truth Behind Bottled Water, Article #10 Great Minds in Science - Rachel Carson.