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The Shrinking Aral SeaWhat are the two major rivers that flow into the Aral Sea?Name at least one major crop that was grown in the region.What happened to the water quality as the Aral Sea began to shrink? Name at least 3 specific examples.Aswan High Dam CompletionWhere is the Aswan Dam located?Name three services/advantages that the Aswan Dam provides for Egyptians.What is the name of the lake that formed behind the dam?How many people were required to move as a result of the dam construction?What is the most costly negative effect resulting from the Aswan Dam?What disease has been spread? What is the vector organism?How has the dam affected populations within the Nile? Within the waters reaching the Mediterranean?Renaissance Dam – Sharing the Nile Article Where is the Grand Renaissance Dam to be constructed? What river is this to be constructed across?How has the annual water supply per person changed in Egypt since 1970?What factor helped Sudan, Ethiopia, and Egypt reach an agreement to build the dam?How will Sudan benefit from this dam?Gulf Oil Spill “Not Over”: Dolphins, Turtles Dying in Record NumbersWhat two types of marine animals have been dying in record numbers, directly linked to the BP oil spill?When the Deepwater Horizon oil rig exploded, how much oil was released?What are some of the health impacts that bottlenose dolphins are experiencing as a result of the oil spill?How are whales and loons being impacted by the oil spill?Based on this article, what does this suggest about the amount of time it takes for oil to clear an aquatic ecosystem?Gulf of Mexio Oil Spill Creates Environmental and Political DilemmasWhat happened to the Deepwater Horizon rig?How much oil was released per day?What was the area covered by emulsified crude oil according to the Coast Guard?Why was the distance from shore of the rig considered to be an advantage and a disadvantage at the same time?How long did it take to contain a similar oil spill off the coast of Australia?Name at least two types of endangered species listed (it can be a broad categorization) that call the Gulf of Mexico home.Although it is not listed in the article, how long did it take to stop the oil spill?The Chesapeake Bay Gets Some Good NewsThe Chesapeake Bay extends in which US States?How many rivers/tributaries feed into the Chesapeake Bay and what land area does this cover?What did the 1990 amendments to the Clean Air Act target? What was the decline in human caused nitrogen emissions as a result of the Clean Air Act between 1997 and 2005?Why would the reduction in nitrogen emissions be considered a side benefit when studying water quality?What is atmospheric deposition?Unplugging the Colorado RiverWhat is the major handicap of the American West according to the author?Name three advantages that dams offer.How is climate change affecting the West?What are two ways that these massive dam projects are losing water?What is the Colorado River Storage Project Act?How many Americans are provided water by the Colorado River? How much of the nation’s crop supply is supported by the Colorado River?As a result of the dwindling water supply in Lake Powell, what is happening to the cost of electricity produced from the dam?Name two other lakes that are beginning to show shrinking water supplies on the Colorado River.What would the advantages be if Lake Mead and Lake Powell are combined into a single reservoir?The Plastic Plague: Can Our Oceans Be Saved From Environmental Ruin?What has caused the Great Pacific Garbage Patch?How many microplastic pieces have researchers found per square kilometer?How much plastic enters the marine environment each year?In 2014, how many tons of plastic were estimated to be produced?In what year does the Ellen Macarthur Foundation predict that there will be more plastic than fish in the ocean?What does it mean plastics photodegrade?To cope with the lacking means to dispose of plastics, what are the people on the island of Tuvalu doing to get rid of plastics? What kind of health implications does this have?Who discovered the Great Pacific Garbage Patch?The world’s ocean gyres comprise what percentage of the planet?According to Moore, how has the volume of plastic in the gyres changed since the turn of the century?What percent of plastic in the US is recycled according to the EPA?The Colorado River Runs DryWhere are the source and the mouth of the Colorado River located?When did diversion of the Colorado River begin?Aside from a decrease in river flow, what are some of the speicifc impacts of climate change on the river?How many people around the world live in a water-stressed region?How has the delta of the Colorado River changed in distance since 1922 in terms of size?In what way has the Colorado River become “a perfect symbol”?These Birds Are Choking on a Plastic Ocean“We’re throwing the equivalent of one garbage truck of plastic into the oceans” how often?By what year do some researchers expect the world’s oceans to contain more plastic than fish?Where is Midway Island located in terms of the Great Pacific Garbage Patch?Why are animals eating these plastics?The Minamata Disaster – 50 Years OnWhat are symptoms of mercury poisoning?How did mercury end up in the Minamata Bay?How did mercury transfer from the water to living organisms?How many people were poisoned and/or died as a result of mercury poisoning?Why were people afraid to speak out against the chemical plant who was responsible?Hypoxia in the Gulf What is hypoxia?The largest human caused hypoxic zone affecting the US is the Gulf of Mexico. How does this compare internationally?The hypoxic zone in the Gulf is approximately the same size as what US state?What has contributed to the great change in the last half of the 20th century nutrient concentrations in the Mississippi River? List at least two specific sources.What are the four inorganic forms that nitrogen and phosphorous can enter the river?What does it mean when water is stratified?What happens to dissolved oxygen distribution as a result of season stratification?The World’s Largest Dump: The Great Pacific Garbage PatchWhat is another name for the Pacific Garbage Patch?When was the Great Pacific Garbage Patch discovered?To what depth does Moore believe that the garbage patch extends below the surface of the Pacific Ocean?Name two specific hydrophobic pollutants that can cause grave harm to ecosystems and are capable of bioaccumulation.How does a plastic cup that is thrown into the ocean in California end up in the Garbage Patch?What percent of marine litter sinks according to the UNEP?What other oceans also have garbage patches present?How many people depend on fish as dietary protein globally?What does Moore say is the only solution to curbing the growth of the garbage patches?Milwaukee’s Water Suspected as Cause of Intestinal IllnessWhen did this event occur?What was the source of the intestinal illness impacting Milwaukee? (The name of the parasite and the method that so many people contracted it)What are the symptoms of cryptosporidiosis?Where is the main water supply drawn from?What is turbidity?Was the turbidity of the water within state and federal standards when this outbreak occurred?What is the overall implication of this event for water quality standards?The Burning River That Sparked a RevolutionWhen did the Cuyahoga River ignite? What caused the ignition?What federal law was passed as a result of this?How many times prior to this ignition had the Cuyahoga River caught on fire?What types of life were present in the Cuyahoga?Exxon Valdez Oil Spill – Original Article How much oil spilled into the Prince William Sound when the Exxon Valdez after it ran aground?At the time of the spill, what types of animals migrate into the area and could be potentially impacted from the spill?Why was this likely to turn into “a cleanup nightmare”?What is the general process of trying to clean up a spill like this (or in general)?Exxon Valdez Oil Spill, 25 Years Later, Offers LessonsHow much shoreline was impacted by the oil spill?Name two fish populations that have never recovered as a result of the oil spill.Has the oil been completely cleared of the area? Cite two pieces of evidence that support your answer.What was the 1990 Oil Pollution Act passed to improved?According to the USGS, what percent of undiscovered oil and natural gas resources are held in the Arctic? ................
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