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Life
Plummeting insect numbers 'threaten collapse of nature'
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<blockquote data-quote="cheryl" data-source="post: 856" data-attributes="member: 1"><p><a href="https://www.theguardian.com/environment/2019/feb/10/plummeting-insect-numbers-threaten-collapse-of-nature" target="_blank"><strong>Plummeting insect numbers 'threaten collapse of nature' - The Guardian</strong></a></p><p></p><p>The world’s insects are hurtling down the path to extinction, threatening a “catastrophic collapse of nature’s ecosystems”, according to the first global scientific review.</p><p></p><p>More than 40% of insect species are declining and a third are endangered, the analysis found. The rate of extinction is eight times faster than that of mammals, birds and reptiles. The total mass of insects is falling by a precipitous 2.5% a year, according to the best data available, suggesting they could vanish within a century.</p><p></p><p>The planet is at the <a href="https://www.theguardian.com/environment/2017/jul/10/earths-sixth-mass-extinction-event-already-underway-scientists-warn" target="_blank">start of a sixth mass extinction</a> in its history, with <a href="https://www.theguardian.com/environment/2018/oct/30/humanity-wiped-out-animals-since-1970-major-report-finds" target="_blank">huge losses already reported in larger animals</a> that are easier to study. But insects are by far the most varied and abundant animals, <a href="https://www.theguardian.com/environment/2018/may/21/human-race-just-001-of-all-life-but-has-destroyed-over-80-of-wild-mammals-study" target="_blank">outweighing humanity by 17 times</a>. They are “essential” for the proper functioning of all ecosystems, the researchers say, as food for other creatures, pollinators and recyclers of nutrients.</p></blockquote><p></p>
[QUOTE="cheryl, post: 856, member: 1"] [URL='https://www.theguardian.com/environment/2019/feb/10/plummeting-insect-numbers-threaten-collapse-of-nature'][B]Plummeting insect numbers 'threaten collapse of nature' - The Guardian[/B][/URL] The world’s insects are hurtling down the path to extinction, threatening a “catastrophic collapse of nature’s ecosystems”, according to the first global scientific review. More than 40% of insect species are declining and a third are endangered, the analysis found. The rate of extinction is eight times faster than that of mammals, birds and reptiles. The total mass of insects is falling by a precipitous 2.5% a year, according to the best data available, suggesting they could vanish within a century. The planet is at the [URL='https://www.theguardian.com/environment/2017/jul/10/earths-sixth-mass-extinction-event-already-underway-scientists-warn']start of a sixth mass extinction[/URL] in its history, with [URL='https://www.theguardian.com/environment/2018/oct/30/humanity-wiped-out-animals-since-1970-major-report-finds']huge losses already reported in larger animals[/URL] that are easier to study. But insects are by far the most varied and abundant animals, [URL='https://www.theguardian.com/environment/2018/may/21/human-race-just-001-of-all-life-but-has-destroyed-over-80-of-wild-mammals-study']outweighing humanity by 17 times[/URL]. They are “essential” for the proper functioning of all ecosystems, the researchers say, as food for other creatures, pollinators and recyclers of nutrients. [/QUOTE]
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Plummeting insect numbers 'threaten collapse of nature'
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