Average temperatures in Sri Lanka have risen nearly 1 degree Celsius during the last century and are expected to keep rising. Higher temperatures are a curse for tea growers who work from the coastline to 4,000 feet above sea-level, as those places will soon become too hot to grow the finest tea.  The highlands will gradually lose their advantage if warming continues. Pest specialists are teaching tea growers how to control increasing insect attacks while avoiding the overuse of pesticides. Geneticists are breeding new varieties that are more resistant to diseases and that can withstand dryer soils.
Agronomists are trying to revive an abandoned tradition of growing trees along with tea bushes, aiming to help this shade-grown plant survive in the warmer climate. Read More

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