eutrophic

EPA grant to UC engineering makes for a better environment

...r from domestic or industrial sewage, leaching of pesticides or draining of farm fertilizer runoff, as well other sources. For example, Lake Erie is a eutrophic lake that receives more than 65 billion gallons of domestic and industrial wastes each year, not even counting agricultural run-off. Some blue-green a...

Resident Bacteria May Help Clean Phosphorous From Lakes

...ake phosphorus group bacteria into a single 'black box,' says McMahon. Conversely, she seeks to identify specific bacterial populations present within eutrophic lakes, learn how those populations respond to changing lake conditions, and learn how they work as a community to cycle phosphorus. For three ...

eutrophic in Biological News

Study shows eutrophic lakes may not recover for a millennium

Although it has taken just 60 years for humans to put many freshwater lakes on the eutrophication fast track, a new study shows their recovery may take a thousand years under the best of circumstances. Writing in today's (June 13) online edition of the Proceedings of the National Academy of Scie...

Nutrient pollution chokes marine and freshwater ecosystems

... the problem downstream and adopt dual-nutrient reduction strategies." Eutrophication is a problem of global concern. Worldwide, there are over 415 eutrophic coastal ecosystems. As a result of human population growth and increased pollution, this number continues to rise. ...

Ponds found to take up carbon like world's oceans

... recent findings in the Feb. 15 issue of the journal Global Biogeochemical Cycles in a paper titled, "Sediment organic carbon burial in agriculturally eutrophic impoundments over the last century." The team included members from Europe, the United States and Canada. The work was sponsored by the National Cente...

When accounting for the global nitrogen budget, don't forget fish

...waters. Accounting for this withdrawal is crucial; terrestrial-derived nitrogen can stimulate coastal phytoplankton growth, leading to eutrophication. eutrophic waters are characterized by reduced dissolved oxygen, decreased biodiversity, and species composition shifts. Because fish accumulate nitrogen as ...

eutrophic in Biological Dictionary

Codominant

...minant algae Microcystis aeruginosa (Cyanophyceae) and Ceratium hirundinella ... present as codominant . algae within the late summer bloom of a eutrophic lake. ... Type of allelic interaction in which the heterozygote simultaneously expresses traits of both homozygotes. ... Gene Expression and Regu...