SOUTH KOREA

South Korean toilet turns excrement into power and digital currency

Using a toilet can pay for your coffee or buy you bananas at a university in South Korea where human waste is being used to help power a building...

By Minwoo Park and Daewoung Kim 9 Jul 2021

GLOBAL

Scaling up bioenergy production could substantially raise water stress - new study

According to a new study, biomass plantations for energy production need sustainable water management in order to avoid a substantial increase in water scarcity.

12 Mar 2021

GLOBAL

Solar panels in Sahara could boost renewable energy but damage the global climate - here's why

In a bid to ditch fossil fuels, some countries are considering carpeting deserts with solar panels...

By Zhengyao Lu and Benjamin Smith 12 Feb 2021

GLOBAL

Electric cars might not yet be green, but we should buy them anyway

Our power plants may be dirty now. But unlike combustion vehicles, electric cars give us the chance to finally free ourselves from high-carbon travel...

By Ranald Boydell 3 Dec 2019


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