Gardening could be a powerful weapon against malaria, culling mosquito populations by cutting off their food supply, say researchers.

The global use of untreated waste water from cities to irrigate crops is much more widespread than previously estimated, says a new report.

Air pollution is forcing the UK government back to court for the seventh time.

Stephen Hawking says that US President Donald Trump's decision to pull out of the Paris climate agreement could lead to irreversible climate change.

Household energy bills and carbon emissions will rise unless ministers devise new policies to save power, a report says.

Ethiopia will run out of emergency food aid for 7.8 million people affected by drought at the end of this month, the UN has warned.

A tutoring app developed by a 27-year-old Nigerian has won an engineering award given by the UK's Royal Academy of Engineering.

A UK design consultancy has teamed up with a giant Chinese manufacturer to produce what they say is the world's most affordable solar lamp.

All schools on the islands of Zanzibar have been temporarily closed because of flooding following weeks of heavy rains, says the education minister.

Use of a common pesticide in spring could have an impact on wild bumblebees by interfering with their life cycle, a UK study suggests.

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