New Scientist: It’s not often we can report on some good news associated with climate change. But it seems that warming temperatures could give welcome respite to farmers – in China, at least – by suppressing locust plagues. Zhibin Zhang of the Chinese Academy of Sciences and colleagues have trawled through 1000 years of historical records documenting locust swarms and compared it with 1000 years of temperature, drought and flood data estimates. They found that the Oriental migratory locust …