Alarm as Earth hits 'Overshoot Day' Thursday: NGOs

Mankind marks a dubious milestone Thursday, the day by which humanity has consumed all earth can sustainably produce for this year, with NGOS warning the rest of 2022 will be lived in resource deficit.

Optimally promoting biodiversity in agricultural landscapes

Due to modern agriculture, biodiversity across many species groups is in decline. Over the last three decades, attempts have been made to counteract this with agri-environmental schemes at various levels—from the national ...

How water fleas detect predators

Water fleas of the genus daphnia detect via chemical substances if their predators, namely Chaoborus larvae, are hunting in their vicinity. If so, they generate defences that make them more difficult to consume. The signalling ...

Size matters—the more DNA the better

A new study from researchers at Uppsala University shows that variation in genome size may be much more important than previously believed. It is clear that, at least sometimes, a large genome is a good genome.

Age doesn't dull damselfly sex

Aging damselflies never lose their libidos and are just as likely as younger competitors to mate.

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