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You’re surrounded.

From rubbish to rich resources—changing the way we look at waste is providing environmental and economic opportunities.

The power of the ocean is almost limitless—could we use it to power our homes?

Carefully arranged mirrors concentrate sunlight onto a receiver that can reach up to 3,000°C.

Technology is breathing new life into wind power.

The energy we get from the Sun is free and abundant. How do we harness it?

Human activity has changed the natural balance of ozone.

The relationship between environmental problems and population growth is complex and not fully understood.

Our soils are essential. They need to be used sustainably, and protected from salinity and sodicity.

How will we feed the world's growing population as the planet gets warmer?