Roots meshed in waste materials could clean dirty water

Plant roots enmeshed in layers of discarded materials inside upright pipes can purify dirty water from a washing machine, making it fit for growing vegetables and flushing toilets, according to Penn State horticulturists.

COP28: Countries promise action on food and farming

Countries must act swiftly following a landmark declaration on sustainable agriculture and food systems at COP28 to protect farmers and vulnerable groups from the effects of climate change, research leaders urge.

Much still pending on how high seas sanctions will work

A new global treaty on the high seas will enable the creation of sanctuaries deemed vital for the oceans, but many questions remain unanswered. Among them: How can we protect marine areas far from the coast? Where will they ...

The researchers tackling the world's climate-driven water crisis

A safe supply of clean water is necessary for human survival—yet 2.2 billion people around the world lack access to this basic human right. A global crisis is looming on water security, which has been escalated by climate ...

page 16 from 23