Engineering

Climate-friendly renovations using straw and hemp

Renovating buildings to improve their energy efficiency is a crucial step towards Switzerland achieving its climate targets. ETH Zurich researchers can now reveal the most effective renovation strategies for reducing greenhouse ...

Engineering

Zero-emission ship nears finish of round-the-world voyage

A ship powered by renewable energy, including hydrogen produced onboard, is docked in the southeastern US state of Florida this week as it prepares to finish the last leg of a voyage around the world.

Energy & Green Tech

This adaptive roof tile can cut both heating and cooling costs

About half of an average American building's energy consumption is spent on heating and cooling. That's a lot of money spent, fossil fuel burned and strain on an aging energy infrastructure during times of severe temperatures.

Energy & Green Tech

Startup bets on kitesurf to blow away shipping pollution

Inspired by kitesurfing, French firms want to deploy the same wind technology to propel everything from yachts to cargo ships in order to cut the shipping industry's massive carbon footprint.

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