Tag

ecosystems

NASA Satellite Reveals How Much Saharan Dust Feeds Amazon's Plants

What connects Earth’s largest, hottest desert to its largest tropical rain forest? The Sahara Desert is a near-uninterrupted brown band of sand and scrub across the northern third of Africa. The Amazon rain forest is a dense green mass of humid jungle that covers northeast South
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Subduction zone earthquakes off Oregon, Washington more frequent than previous estimates

A new analysis suggests that massive earthquakes on northern sections of the Cascadia Subduction Zone, affecting areas of the Pacific Northwest that are more heavily populated, are somewhat more frequent than has been believed in the past. The chance of one occurring within the next 5
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Okinawa mozuku: The treasure under the sea

Mozuku is a unique Okinawan seaweed. Scientifically known as Cladosiphon okamuranus, this alga is popular in Japanese cuisine, and it has been farmed for more than 35 years. The cultivation of this seaweed is a key element in the economy of Okinawa: in 2006, the Japanese Cabinet Offic
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Boats Are Killing Manatees in Record Numbers

Manatee advocates are raising concerns about the number of these gentle giants who have been killed in Florida this year. They hope that increased vigilance and other measures will help keep this from being the worst year on record. The Florida Fish and Wildlife Conservation Commissio
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NASA sees Tropical Storm Javier form in the Eastern Pacific

Tropical Storm Javier formed on Aug. 7, 2016 in the Eastern Pacific Ocean off Mexico’s western coast. Javier formed partially from the remnants of Hurricane Earl. NASA’s Global Precipitation Measurement core satellite found that Javier contained heavy rain. On Aug. 8, Javi
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Rice crops that can save farmers money and cut pollution

A new U of T Scarborough study has identified “superstar” varieties of rice that can reduce fertilizer loss and cut down on environmental pollution in the process. The study, authored by U of T Scarborough Professor Herbert Kronzucker in collaboration with a team at the Ch
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Antarctic sea ice may be a source of mercury in Southern Ocean fish and birds

New research has found methylmercury – a potent neurotoxin – in sea ice in the Southern Ocean. Published today in the journal Nature Microbiology, the results are the first to show that sea-ice bacteria can change mercury into methylmercury, a more toxic form that can contaminate the
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Changing Arctic Tundra Could Radically Alter Shorebird Breeding Grounds

A new study projects that global warming could dramatically affect the tundra breeding habitat of 24 shorebird species, with 66 percent to 83 percent losing most of their suitable nesting territories. Researchers modeled breeding conditions for these migratory shorebird species — some
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Videos reveal birds, bats and bugs near Ivanpah solar project power towers

Video surveillance is the most effective method for detecting animals flying around solar power towers, according to a study of various techniques by the U.S. Geological Survey and its partners at the Ivanpah Solar Electric Generating System facility in southeastern California. This s
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The double-edged sword of wildlife-friendly yards

Hundreds of millions of birds are killed in collisions with windows each year in the U.S. alone, and although high-rise buildings tend to be the biggest individual culprits, the vast number of suburban homes across the continent means that even a few deaths per house add up fast. A ne
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