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Insect declines: new alarm over mayfly is 'tip of iceberg', warn experts

11.01.2018
Příroda
Modest pollution in many English rivers is enough to kill 80% of eggs, increasing concerns over insects which are vital to all ecosystemsModest levels of pollution found in many English rivers are having a devastating impact on mayflies, new research suggests, killing about 80% of all eggs.Clouds of emerging mayflies were once a regular sight on English summer evenings and they are a key part of the food chain that supports fish, birds and mammals. The finding that even pollution well below guidelines can cause serious harm adds to concerns about plummeting insect numbers. Continue reading...
Zdroj: The Guardian

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