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Puerto Rico faces dengue emergency amid rising cases

Puerto Rico faces dengue emergency amid rising cases

In a bid to curb an unprecedented surge in dengue fever, Puerto Rico declares a public health emergency, highlighting the escalating challenge posed by mosquito-borne diseases globally.

Zoya Teirstein reports for Grist.

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Tree-planting schemes threaten tropical biodiversity, say ecologists

Monoculture tree-planting schemes are threatening tropical biodiversity while only offering modest climate benefit, ecologists have said, warning that ecosystems like the Amazon and Congo basin are being reduced to their carbon value.

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Photo by Rohan Reddy on Unsplash

Cholera cases spike amid extreme weather, conflict

Cyclone Freddy, one of the longest-lasting tropical cyclones ever recorded, carved a treacherous path in Mozambique last month that underscored the vulnerability of the world’s poorest to climate disruption, displacement, and disease — and not just once but twice.

tropical trees climate impacts

Tropical trees’ growth and CO2 intake hit by more extreme dry seasons

A new study has found that dry seasons that are warmer and drier than usual can stunt the growth of tropical trees, causing them to take in less carbon dioxide.

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climate impacts water

Climate change is intensifying Earth’s water cycle at twice the predicted rate, research shows

Rising global temperatures have shifted at least twice the amount of freshwater from warm regions towards the Earth’s poles than previously thought as the water cycle intensifies, according to new analysis.

Drop in rain forest productivity could speed future climate change

Drop in rain forest productivity could speed future climate change

Tropical forests host a rich diversity of plant and animal life and process vast amounts of carbon dioxide. Therefore, researchers have been particularly interested in how these ecosystems might be affected by climate change.

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climate impacts pacific ocean
Photo by Jordan Whitt on Unsplash

Tropical climate change is a puzzle—could aerosols be a piece?

The eastern tropical Pacific Ocean hasn’t warmed as much as climate change models projected. A new study shows that aerosols in the atmosphere could be responsible.
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