Recycling water in space

During the last space shuttle flight, astronauts will test a new method for recycling 'used' water. Water is essential for life, and having access to water beyond Earth will be a major obstacle for future space explorers.

The hidden footprint of low-carbon indoor farming

A new study challenges the universal land-saving claims of vertical farming, finding that there is no one size fits all approach for land use, food security and sustainable agriculture.

Cloudy feedback on global warming

Lawrence Livermore National Laboratory researchers have identified a mechanism that causes low clouds - and their influence on Earth's energy balance - to respond differently to global warming depending on their spatial pattern.

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