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How Trees Play Role in Smog Production
April 25, 2013 — After years of scientific uncertainty and speculation, researchers have shown exactly how trees help create one of society's predominant environmental and health concerns: air ... > full story -
Scientists Advocate a Simple, Affordable and Accurate Technology to Identify Threats from Sea-Level Rise
April 25, 2013 — Researchers are calling for the global adoption of a method to identify areas that are vulnerable to sea-level rise. The method, which utilizes a simple, low-cost tool, is financially and technically ... > full story -
Ancient Earth Crust Stored in Deep Mantle
April 24, 2013 — Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust. But decisive evidence for this phenomenon has proven elusive. New ... > full storyMore: -
A Simple Solution to Air Pollution from Wood-Burning Cookstoves
April 24, 2013 — Wood-burning cookstoves, used by millions of people worldwide, cause air pollution, disease and death. A team of university students studied the problem and came up with a simple, low-cost solution: ... > full story -
Deep, Permeable Soils Buffer Impacts of Crop Fertilizer on Amazon Streams
April 24, 2013 — A new study in the fast-changing southern Amazon -- a region marked by widespread replacement of native forest by cattle ranches and croplands -- suggests that some of the damaging impacts of ... > full story -
Sunlit Snow Triggers Atmospheric Cleaning, Ozone Depletion in the Arctic
April 24, 2013 — Researchers have discovered that sunlit snow is the major source of atmospheric bromine in the Arctic, the key to unique chemical reactions that purge pollutants and destroy ... > full story -
New LED Streetlight Design Curbs Light Pollution
April 24, 2013 — Recent innovations in light emitting diodes (LEDs) have improved the energy efficiency of streetlights, but, until now, their glow still wastefully radiated beyond the intended area. A team of ... > full story -
Air Pollution and Hardening of Arteries
April 23, 2013 — Long term exposure to air pollution may be linked to heart attacks and strokes by speeding up atherosclerosis, or "hardening of the arteries", according to a new ... > full story -
Big Ecosystem Changes Viewed Through the Lens of Tiny Carnivorous Plants
April 23, 2013 — The water-filled pool within a pitcher plant, it turns out, is a tiny ecosystem whose inner workings are similar to those of a full-scale water body. Whether small carnivorous plant or huge lake, ... > full story -
Less Rainfall Expected for the Hawaiian Islands
April 23, 2013 — Almost imperceptibly, rainfall over the Hawaiian Islands has been declining since 1978, and this trend is likely to continue with global warming to the end of this century, according to ... > full story
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