Articles on Geoengineering

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Volcanoes produce large amounts of a gas that interacts with air to produce sulfate aerosols, which act as tiny mirrors in the atmosphere to reflect sunlight – and heat. NASA

Can solar geoengineering be part of responsible climate policy?

Blocking the sun by injecting tiny particles in the atmosphere – called solar geoengineering – can lower the Earth's temperature but has some real costs. Economists run the numbers.
The engineers’ realm extends far beyond construction – it bridges the gap between research and practical application. paul bica/Flickr

Building the nation will be impossible without engineers

AUSTRALIA 2025: How will science address the challenges of the future? In collaboration with Australia’s chief scientist Ian Chubb, we’re asking how each science discipline will contribute to Australia…
The future is in your hands, tread carefully. bbcradio4

Astronomer Royal on science, environment and the future

This is a transcript of a speech given at the British Science Festival in Newcastle on September 12. It’s always a pleasure to speak at the British (Science) Association, but there are two special reasons…
Sendai, Japan after the 2011 tsunami: imagine nature’s destruction at the push of a button. US Navy

The strange military origins of environmentalism

The words “environmentalism” and “military” are not typically found in the same sentence. Yet ideas about our vulnerability to environmental change are directly linked to military plans for a third world…

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