Global warming is advancing 5,000 times faster than rice can evolve, pushing it toward its heat tolerance limit and casting a shadow over rice production that sustains many lives

A new study says global warming is advancing faster than rice can adapt, threatening future yields.

Researchers combined crop records, archaeological data, and temperature projections to assess rice’s heat tolerance.

Many major growing regions are nearing long-term thermal limits, especially across Asia.

Some lowland rice paddies also face added risks from drought, erratic rainfall, and saltwater intrusion.

Because rice feeds billions, these climate pressures could endanger food security, farmer incomes, and stability.