After emerging sometime before 1000 BC, the Maya rose to become the most advanced Pre-Columbian society in the Americas, thriving in jungle cities of tens of thousands of people, such as the one in Guatemala's Tikal National ...
Environment
Nov 12, 2012
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2
(PhysOrg.com) -- Agricultural Research Service (ARS) scientists may soon find a way to enhance the weed-killing capabilities of a cereal grain that enriches the soil when used as a winter cover crop.
Environment
Oct 19, 2009
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0
A U.S. Department of Agriculture (USDA) scientist is giving guidance to growers in Montana and the Dakotas on how grazing sheep when fields are left fallow will affect soil quality.
Environment
Mar 14, 2013
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0
Soil chemistry plays an important role in the composition of surface waters. In areas with limited human activities, properties of catchment soils directly relate to the exported nutrients to surface waters. Phosphate sorption ...
Environment
Jun 14, 2011
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0
After a wildfire, soils in burned areas often become water repellent, leading to increased erosion and flooding after rainfall events—a phenomenon that many scientists have attributed to smoke and heat-induced changes in ...
Environment
May 25, 2021
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7
Imagine that the players on your favourite football team were smaller than their opponents, and had to play without helmets or pads. Left defenseless, they would become easy prey for other teams. Similarly, changes in Canadian ...
Ecology
Sep 6, 2012
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0
The huge, long-lasting wildfires that have become increasingly common in recent years can cause changes in soil chemistry that affect water contamination, air quality, and plant growth. But these changes are poorly monitored ...
Earth Sciences
May 14, 2024
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