Research Preview: Nature Magazine – April 20, 2023

Volume 616 Issue 7957, 20 April 2023

nature Magazine – April 20, 2023 issue: Although currently there is no known threat to Earth from asteroids, strategies to protect the planet from a collision are being explored. On 26 September 2022, NASA and the Johns Hopkins Applied Physics Laboratory successfully tested one such approach: the Double Asteroid Redirection Test (DART) spacecraft was deliberately crashed into Dimorphos, a moon orbiting the small asteroid Didymos, resulting in a change in the moon’s orbit.

Is Africa’s Great Green Wall project withering?

The plan to re-green a 7,000-kilometre swathe south of the Sahara is at risk of losing its pan-African vision and ambition.

A glacier’s catastrophic collapse is linked to global warming

Eleven hikers died after weeks of unusually warm weather led to melting of the Marmolada Glacier in the Alps.

Sunshine is transformed into green hydrogen on an ambitious scale

Prototype facility smashes record for converting solar power to hydrogen for its technology category.

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