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Hazards and disasters

Radon is a silent killer. Could it be in your home?

Radon is a dangerous radioactive gas that can cause lung cancer. It has no smell, colour or taste and it can seep into your home from the ground, via water and building materials. Why is SA's government not alerting the public to the dangers and just how worried should we be? Health24 takes a closer look.

Paraffin lamps high carbon emission

The small kerosene lamps that light millions of homes in developing countries have a dark side: black carbon – fine particles of soot released into the atmosphere.

Evolution driven by environment

A series of rapid environmental changes in East Africa roughly 2 million years ago may be responsible for driving human evolution, says researchers.

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