Articles on Forests

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The 2016 Maple fire (photographed in July 2017) reburned young forests that had regenerated after the 1988 Yellowstone fires. More frequent high-severity fires are expected in the future as climate warms, which may change patterns of forest recovery. Monica Turner

Here’s how forests rebounded from Yellowstone’s epic 1988 fires – and why that could be harder in the future

Huge fires roared through Yellowstone National Park in the summer of 1988, scorching one-third of the park. Since then the park has been a valuable lab for studying how forests recover from fires.
Wildland firefighters, like this crew heading into New Mexico’s Gila National Forest, in 2012, are equipped and operate differently from urban firefighters. USFS Gila National Forest

All wildfires are not alike, but the US is fighting them that way

A historian of wildfires explains the difference between urban and rural fire cultures, and what it means for protecting communities in fire-prone rural areas.
A brown bear snags a sockeye salmon in Alaska. In warm years, red elderberries ripen early and Kodiak bears leave streams full of salmon to eat them. Jonathan Armstrong

As a warming climate changes Kodiak bears’ diets, impacts could ripple through ecosystems

Climate change is making berries ripen early in Kodiak, Alaska, luring bears away from eating salmon. This shift may not hurt the bears, but could have far-reaching impacts on surrounding forests.
Leaf sizes vary according to a complex mix of temperature and water. Peter Wilf/Supplied

New research unlocks the mystery of leaf size

Some leaves are millimetres across, and others are a metre square. An international study has found the essential factors controlling leaf variations.

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