Globally, non-point source pollution is an important source of water quality deterioration in rivers and lakes. A ditch-pond system, consisting of ditches and ponds, is considered to be similar to free-surface wetlands, linking ...
Environment
Jan 19, 2024
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When rivers began catching on fire, the U.S. government knew it was time to act. So Congress passed the Clean Water Act of 1972.
Environment
Nov 2, 2023
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At present, more than 6 billion tons of phosphogypsum (PG) accumulates worldwide, with an annual growth of ~280 million tons. More than 60% is stored in mountains. Phosphorus pollution from PG due to rainwater immersion has ...
Analytical Chemistry
Jul 13, 2023
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While phosphorus is an essential element for plant metabolism and growth, its future supply under elevated levels of atmospheric carbon dioxide is uncertain. A shortage of this important nutrient could lead to lower crop ...
Agriculture
Feb 3, 2023
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165
Without phosphorus food cannot be produced, since all plants and animals need it to grow. Put simply: if there is no phosphorus, there is no life. As such, phosphorus-based fertilisers—it is the "P" in "NPK" fertiliser—have ...
Agriculture
Dec 19, 2022
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18
Researchers from the University of Maryland Center for Environmental Science have released a first-of-its-kind study quantifying cropland phosphorus budgets around the world, which will help in identifying nutrient management ...
Environment
Oct 12, 2022
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55
The Great Lakes cover nearly 95,000 square miles (250,000 square kilometers) and hold over 20% of Earth's surface fresh water. More than 30 million people in the U.S. and Canada rely on them for drinking water. The lakes ...
Environment
May 19, 2022
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22
When there is a combination of population increase, wastewater discharge, agricultural fertilization, and climate change, the cocktail is detrimental to humans and animals. This harmful cocktail produces harmful algal blooms, ...
Environment
Aug 27, 2019
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16
A U.S.-Canadian agency says there's little doubt that commercial fertilizer and manure are the top sources of phosphorus pollution in western Lake Erie.
Environment
Feb 14, 2018
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16
Man-made phosphorus pollution is reaching dangerously high levels in freshwater basins around the world, according to new research.
Environment
Jan 25, 2018
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