Mowing the astroturfers

A grassroots movement is one that emerges and evolves naturally, growing new support as it does so. "Astroturfing" is the opposite of that. It is a movement support for which is bought and paid for. It has the look of a grassroots ...

Recognising sustainable behaviour

Solving the growing problem of space debris will require everyone who flies rockets and satellites to adhere to sustainable practices, which doesn't always happen. Now there will be a way to recognise those who do.

The quiet loss of knowledge threatens indigenous communities

Most of the knowledge that indigenous communities in South America have about plants is not written down. Now, ecologists at the University of Zurich have analyzed comprehensive information about the services provided by ...

Global warming hits sea creatures hardest

Global warming has caused twice as many ocean-dwelling species as land-dwelling species to disappear from their habitats, a unique Rutgers-led study found.

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