Improving soil carbon measurements empowers African farmers

The amount of carbon in farm soils is important to farmers. Soils with high carbon contents tend to provide better yields. They also tend to have more resilience to weather-related crop failure. But measuring the amount of ...

Dams fuel malaria cases in Africa

While dams are critical to ensuring water and food security throughout Sub-Saharan Africa, small dams in particular pose a greater risk of malaria transmission, a study says.

Climate-resilience of rural chicken is in the genes

The genetic make-up of indigenous chickens has changed to better cope with climatic challenges, giving hope to future breeding of more productive and climate-resilient livestock, a study in Ethiopia has found.

Efficient phosphorus use can prevent cropland expansion

More efficient use of phosphorus fertilizers would make it possible to meet food demand in 2050, without using more of the world's land for agriculture. This is what environmental scientists José Mogollón and colleagues ...

After COVID, could the next big killer be heatwaves?

Searing, unrelenting heat scorches large swathes of the Earth, killing millions who have no means to escape. Shade is useless, and shallow bodies of water are warmer than the blood coursing through people's veins.

COVID widens digital divide, but cuts e-waste

Consumption of electronic and electrical equipment at the start of the COVID-19 pandemic fell in low- and middle-income countries by almost a third, according to a UN report, despite a growing need to be connected with the ...

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