Biological invasions are a global consequence of an increasingly connected world and the
rise in human population size. The numbers of invasive alien species–the subset of alien …

Humanity will soon define a new era for nature—one that seeks to transform decades of
underwhelming responses to the global biodiversity crisis. Area-based conservation efforts …

Chapter 2, building on prior assessments1, provides a global assessment of the observed
impacts and projected risks of climate change to terrestrial and freshwater ecosystems …

Forests are a substantial terrestrial carbon sink, but anthropogenic changes in land use and
climate have considerably reduced the scale of this system. Remote-sensing estimates to …

Rapid urban expansion has profound impacts on global biodiversity through habitat
conversion, degradation, fragmentation, and species extinction. However, how future urban …

Chapter 2, building on prior assessments, provides a global assessment of the observed
impacts and projected risks of climate change to terrestrial and freshwater ecosystems …

As renewable electricity prices continue to decline, interest grows in alternative routes for the
synthesis of sustainable fuels and chemicals, including ammonia. Considering demand for …

The restoration of trees remains among the most effective strategies for climate change
mitigation. We mapped the global potential tree coverage to show that 4.4 billion hectares of …

Understanding the scale, location and nature conservation values of the lands over which
Indigenous Peoples exercise traditional rights is central to implementation of several global …

Many global environmental agendas, including halting biodiversity loss, reversing land
degradation, and limiting climate change, depend upon retaining forests with high …