(Phys.org)—Fifty years of Athabasca oil sands development has left a legacy of contaminants in lake ecosystems and that contamination reaches further from the development areas than previously recognized, according to new ...
Environment
Jan 7, 2013
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Current water quality guidelines aren't protecting freshwater ecosystems from increasing salt pollution due to road de-icing salts, agriculture fertilizers, and mining operations, according to an international study that ...
Ecology
Feb 21, 2022
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Freshwater ecosystems are threatened by a host of environmental stressors from human activities. Among the most insidious and impactful of these is invasion by non-native species.
Ecology
Oct 13, 2022
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New research findings, and a resulting fact sheet, provide insights into the problematic spread of the invasive quagga mussel in Switzerland. The authors of the fact sheet are concerned that the aggressive spread of this ...
Plants & Animals
Mar 24, 2022
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Microorganisms help to keep the water of lakes clean. In the process, they also detoxify the nitrogen compound ammonium, which is introduced into water bodies by fertilizers, for example, and is also produced naturally by ...
Ecology
Feb 6, 2023
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Alternative models of watershed protection that balance recreational use and land conservation must no longer be ignored to preserve water supplies against the effects of climate change, argues a new study. Researchers claim ...
Environment
Dec 4, 2015
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Lakes that warm up due to climate change give off large amounts of CO2, says Dutch PhD researcher Sarian Kosten in Global Biochemical Cycles. And those emissions speed up climate change in their turn.
Environment
Apr 6, 2010
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New research, led by the University of Southampton, demonstrates that 'ecosystem canaries' can provide early warning signals of large, potentially catastrophic, changes or tipping points in ecosystems.
Ecology
Aug 19, 2016
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The Gastropoda, more commonly known as snails and slugs, are a large group of animals within the phylum Mollusca. Gastropоds species are extremely diverse in forms and sizes, ranging from microscopic to large. About 50 species ...
Ecology
Mar 29, 2013
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Most of us want to swim in a lake where we can see our toes. Clear, oxygen-rich water supports not only human swimmers, but also intricate webs of animal and microbial life. That life can be disrupted when too many nutrients—from ...
Environment
Apr 23, 2013
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