Increased grazing pressure threatens the most arid rangelands

A new study published in Science reports results from the first-ever global field assessment of the ecological impacts of grazing in drylands. An international research team has found that grazing can have positive effects ...

Food deficits in Africa will grow in a warmer world

Africa has one of the world's fastest population growth rates. Growth models project the continent's current population of about 1.3 billion people will nearly double to 2.5 billion by 2050—and it's likely to keep growing ...

page 1 from 11