China's grasslands don't adapt to drought gradually; scientists found that they reach a point where perennial plants give way to fast-growing annual species

For years, scientists assumed that changes in drought intensity had gradual impacts on grassland, with the vegetation adapting to the reduced availability of water over time. However, a recent study on China's temperate grasslands shows that the effect of drought is much harsher.

Raccontata datimesofindia.indiatimes.com