Joshua trees facing extinction

They outlived mammoths and saber-toothed tigers. But without dramatic action to reduce climate change, new research shows Joshua trees won't survive much past this century.

Invasive species are taking over Ohio forests

A new botanical survey of southwest Ohio found that invasive species introduced to the United States over the past century are crowding out many native plants.

When planting trees threatens the forest

Campaigns to plant huge numbers of trees could backfire, according to a new study that is the first to rigorously analyze the potential effects of subsidies in such schemes.

How to design a forest fit to heal the planet

Reforestation has enormous potential as a cheap and natural way of sucking heat-absorbing carbon dioxide out of the atmosphere and restoring the degraded natural world, while supporting local livelihoods at the same time. ...

Forest regeneration projects failing to offset carbon emissions

Forest regeneration projects that have received tens of millions of carbon credits and dominate Australia's carbon offset scheme have had negligible impact on woody vegetation cover and carbon sequestration, new research ...

Native forest plants rebound when invasive shrubs are removed

Removing invasive shrubs to restore native forest habitat brings a surprising result, according to Penn State researchers, who say desired native understory plants display an unexpected ability and vigor to recolonize open ...

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