30% of fish stocks overexploited: UN agency
Almost 30 percent of fish stocks monitored by the UN's food agency are overexploited, undermining the crucial role sustainable fisheries play in providing food and jobs for millions, a report said Monday.
Almost 30 percent of fish stocks monitored by the UN's food agency are overexploited, undermining the crucial role sustainable fisheries play in providing food and jobs for millions, a report said Monday.
Ecology
Jul 9, 2012
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(PhysOrg.com) -- By 2100, global climate change will modify plant communities covering almost half of Earth's land surface and will drive the conversion of nearly 40 percent of land-based ecosystems from one major ecological ...
Environment
Dec 15, 2011
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A fish's personality may determine how it is captured. This association between personality difference and capture-technique could have significant evolutionary and ecological consequences for affected fish populations, as ...
Plants & Animals
Oct 4, 2011
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Geo-engineering schemes aimed at tackling global warming through artificial iron fertilisation of the oceans would significantly affect deep-sea ecosystems, according to research involving scientists from the United Kingdom's ...
Environment
Jul 6, 2011
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More than 900 new alien species have been encountered in the coastal environments of the eastern Mediterranean Sea in recent decades, including the poisonous pufferfish. The invasion of alien species has had the consequence ...
Ecology
May 23, 2011
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In certain ecosystems, such as the mixed-conifer forests of the Sierra Nevada region of the western United States, fires are a natural and essential occurrence for maintaining forest health. However, for many decades, resource ...
Ecology
Nov 23, 2010
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Since the Deepwater Horizon drilling rig exploded on April 20, spewing untold millions of gallons of oil into the Gulf of Mexico, cleanup crews have been working feverishly to mop up oil at sea and prevent the slick from ...
Environment
Jun 26, 2010
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Published today, a special issue of the Philosophical Transactions of The Royal Society – Biological Sciences, addresses a major challenge facing our society: feeding a global population that is simultaneously growing and ...
Environment
Apr 22, 2013
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Global climate change is expected to cause sea-level rise of approximately 1-2 meters within this century and studies are beginning to project the consequences for humans and global biodiversity. While the direct consequences ...
Environment
Jun 13, 2012
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Biological invasions, i.e. the spread of introduced, non-native species, not only serve as ecological model systems, but also bring out the importance of economic activities on ecological processes. Two recent books have ...
Ecology
Oct 7, 2011
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