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Articles on Biodiversity

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National parks are not enough – we need landholders to protect threatened species on their property

Threatened species don’t just live in national parks. Almost half of their distributions are on private land.
Predictions indicate that the Madagascar frog Mantella aurantiaca is likely to experience a dramatic decline by 2070. Frank Vassen/Wikimedia

The frog and the gecko: why tropical species are at greater climate risk

While species are and will be affected everywhere by climate change, those already living in a warm climate will reach their tolerance threshold faster.
A Bohemian waxwing eating mountain ash berries. Lisa Hupp, USFWS/Flickr

With fewer animals to spread their seeds, plants could have trouble adapting to climate change

Forests around the world will need to shift their ranges to adapt to climate change. But many trees and plants rely on animals to spread their seeds widely, and those partners are declining.
A 32-year-old forest on former pastureland in northeastern Costa Rica. Robin Chazdon

Tropical forests can recover surprisingly quickly on deforested lands – and letting them regrow naturally is an effective and low-cost way to slow climate change

As governments and corporations pledge to help the planet by planting trillions of trees, a new study spotlights an effective, low-cost alternative: letting tropical forests regrow naturally.
The road leading to the Etosha National Park East Gate at Fort Namutoni, Etosha National Park, Namibia. Getty Images/ Alexander Hafemann

Africa’s growing road network may affect ecosystems: we reviewed the evidence

The presence of roads, even inside protected areas, may pose a significant threat to species.

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