News tagged with food chains

How much protection is enough?

Protection of marine areas from fishing increases density and biomass of fish and invertebrates (such as lobster and scallops) finds a systematic review published in BioMed Central's open access journal Environmental Evidence. The su ...

dateFeb 27, 2013 in Ecology
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As predators decline, carbon emissions rise

(Phys.org)—University of British Columbia researchers have found that when the animals at the top of the food chain are removed, freshwater ecosystems emit a lot more carbon dioxide into the atmosphere.

dateFeb 18, 2013 in Ecology
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The minimal microbe

There are approximately one trillion quintillion microbial cells on this planet. That's more than the number of stars in the known universe! 

dateOct 22, 2012 in Cell & Microbiology
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