Articles sur Green technology

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Martial Trezzeni/EPA

IPCC chair Hoesung Lee: we can meet 2°C global warming target if we act fast

Lee: 'Business will be far from usual in a world of four, five or six degrees of warming.'
The Kariba dam on the Zambezi River produces most of the electricity used in Zimbabwe and Zambia, supports extensive fishing and tourism industries and protects hundreds of thousands of people from floods. shutterstock

Why promoting green infrastructure in Africa may be bad for development

Green infrastructure may not be the best thing for Africa despite being environmentally friendly.
A green trade deal would encourage the development of renewable energy in big carbon emitters such as China. Kaj17/Flickr

Trans-Pacific Partnership threatens a green trade deal

Ten years on from the Australia-US Free Trade Agreement, Australia is entering another round of negotiations towards the new and controversial Trans-Pacific Partnership. In this Free Trade Scorecard series…
Battery costs can make up a quarter of the cost of an electric car such as this Tesla Model S. Shal Farley/Flickr

Affordable batteries for green energy are closer than we think

At the heart of the current debate around energy is the question of storage. In cars, how to build batteries that run for hundreds of kilometres; in electricity, storing energy from solar panels for when…
Small, but not for long. University of Birmingham

Hydrogen could save regional railways

There is increasing talk of electrification of the UK’s railway network. But electrification is an expensive business, requiring much new hardware including masts, wiring, substations and so on. Such an…

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