Energy & Green Tech

California startup to 'sponge' CO2 from the atmosphere

Scrubbing carbon dioxide from the air is imperative if humanity is to limit global warming, experts say, and a California startup says it can do just that, using limestone as a carbon-sucking sponge.

Energy & Green Tech

A wholly sustainable plastics economy is feasible, shows study

Plastic is everywhere. Our society cannot do without it: plastics have numerous advantages, are extremely versatile, and are also cost effective. Today, plastics are mainly produced from crude oil. When the products reach ...

Engineering

We need to learn to live with less steel, says researcher

Steel is one of the most important materials in the world, integral to the cars we drive, the buildings we inhabit, and the infrastructure that allows us to travel from place to place. Steel is also responsible for 7% of ...

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