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Study Demonstrates That One Extinction Leads to Another
August 14, 2012 — When a carnivore becomes extinct, other predatory species could soon follow, according to new research. Scientists have previously put forward this theory, but now biologists have carried out the ... > full story -
Potent Human Toxins Prevalent in Canada's Freshwaters
August 14, 2012 — Nutrient pollution, one of the greatest threats to our freshwater resources, is responsible for the algal blooms that blanket our lakes and waterways in summer months. Large blooms of cyanobacteria ... > full story -
Fresh Water Breathes Fresh Life Into Hurricanes
August 13, 2012 — An analysis of a decade's worth of tropical cyclones shows that when hurricanes blow over ocean regions swamped by fresh water, the conditions can unexpectedly intensify the storm. Although the ... > full story -
Marine Research in the Brazilian Rain Forest: Slash and Burn Practice for Centuries as Source of Stable Carbon Compounds in the Oceans
August 13, 2012 — Until recent decades the Atlantic Rainforest covered a large area of today’s Brazil from Amazonas to present-day Argentina. In the 1970s, after years of deforestation, this rain forest was ... > full story -
For Young Birds, Getting Stressed out Can Be a Good Thing
August 13, 2012 — Many studies have found that high levels of hormones that are associated with stress are a sign of poor fitness and reduced chance of survival -- but recent research on young songbirds found that ... > full story -
Mission Discovers Record Depth for Lophelia Coral on Gulf of Mexico Energy Platforms
August 10, 2012 — A team of federal and university scientists on a 10-day expedition in the Gulf of Mexico has discovered Lophelia coral growing deeper than previously seen anywhere in the Gulf. Newly available ... > full story -
Diversity Keeps Grasslands Resilient to Drought, Climate Change
August 8, 2012 — Grasslands should come out as the winner with increased periods and intensity of drought predicted in the ... > full story -
New Global Warming Culprit: Methane Emissions Jump Dramatically During Dam Drawdowns
August 8, 2012 — Researchers have documented an underappreciated suite of players in global warming: dams, the water reservoirs behind them, and surges of greenhouse gases as water levels go up and down. In separate ... > full story -
Diseased Trees New Source of Climate Gas
August 7, 2012 — Diseased trees in forests may be a significant new source of methane that causes climate change, according to ... > full story -
Birds Do Better in 'Agroforests' Than on Farms
August 7, 2012 — Compared with open farmland, wooded "shade" plantations that produce coffee and chocolate promote greater bird diversity, although a new study says forests remain the best habitat for tropical birds. ... > full story
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