Energy & Green Tech

UK start-up behind algae-based packaging bids for Earthshot glory

A British start-up founded by two ex-students from France and Spain, crafting biodegradable packaging from marine plants, is aiming to seal royal approval this week when Prince William unveils his latest Earthshot prizes.

Energy & Green Tech

Fresh-water scarcity prompts hunt for more from the air and sea

As supplies of fresh water shrink around the world, efforts are under way to extract more of it from the air and sea. European research projects and companies are at the forefront of this technological challenge.

Energy & Green Tech

In Iceland, CO2 sucked from the air is turned to rock

At the foot of an Icelandic volcano, a newly-opened plant is sucking carbon dioxide from the air and turning it to rock, locking away the main culprit behind global warming.

Engineering

Harvesting drinking water from humidity around the clock

Fresh water is scarce in many parts of the world and must be obtained at great expense. Communities near the ocean can desalinate sea water for this purpose, but doing so requires a large amount of energy. Further away from ...

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