Watersheds store water underground in soils and weathered bedrock. How long it takes for water to flow through the subsurface to feed streams is difficult to measure but important for understanding how watersheds function.
Earth Sciences
Apr 9, 2019
0
8
Faecal bacteria – bacteria that are present in the digestive system of humans and animals – are known to contaminate waters. They can sometimes be a health hazard. Little research has been conducted into the spread and ...
Earth Sciences
Apr 4, 2019
0
14
If you've ever seen a field covered in what looks like a layer of white soil, you may not know that that "soil" is actually salt. Over time, salt can build up and create a crust on top of the soil, making it difficult for ...
Earth Sciences
Jan 9, 2019
0
9
Freshwater mussels are among the most imperiled animals in North America, yet some colonies have managed to persevere despite habitat loss, pollution and other threats.
Plants & Animals
Nov 13, 2018
0
5
To comply with nutrient-reduction goals in the Chesapeake Bay watershed, Pennsylvania may want to consider the establishment of animal agriculture operations in the western part of the state, according to a team of Penn State ...
Environment
Nov 6, 2018
0
9
During the record-breaking 2018 fire season, the typically clear waters of Cameron Falls in Waterton Lakes National Park in southern Alberta flowed black. But it had nothing to do with the extensive fires that torched much ...
Environment
Oct 24, 2018
0
5
Economists have found that in the United States, watershed groups have had a positive impact on their local water quality.
Environment
Oct 12, 2018
0
1259
A study led by researchers at Université de Montréal quantifies for the first time the maximum amount of nutrients—specifically, phosphorus—that can accumulate in a watershed before additional pollution is discharged ...
Environment
Oct 8, 2018
0
153
The Hudson River is not an ordinary river. Rather, it is an estuary, where salt water from the ocean mixes with freshwater for 153 miles, from New York Harbor to Troy, NY. During the 1950s, the Hudson was an open sewer, with ...
Environment
Sep 19, 2018
0
7
Watersheds channel water from streams to oceans, and more than $450 billion in food, manufactured goods and other economic factors depend on them, according to the Environmental Protection Agency. Watersheds also are crucial ...
Environment
Jul 18, 2018
0
9
