A growing number of initiatives at global, regional and national scales propose to plant
millions, billions or even trillions of trees as a simple solution to resolve complex …

Limited time and resources remain to constrain the climate crisis. Natural climate solutions
represent promising options to protect, manage and restore natural lands for additional …

Effective policies to halt biodiversity loss require knowing which anthropogenic drivers are
the most important direct causes. Whereas previous knowledge has been limited in scope …

Previous evaluations on the biophysical potential of forest carbon sink have focused on
forestation area distribution and the associated carbon stock for equilibrium-state forests …

Tropical forests disappear rapidly because of deforestation, yet they have the potential to
regrow naturally on abandoned lands. We analyze how 12 forest attributes recover during …

Extensive ecosystem restoration is increasingly seen as being central to conserving
biodiversity and stabilizing the climate of the Earth. Although ambitious national and global …

Despite the looming land scarcity for agriculture, cropland abandonment is widespread
globally. Abandoned cropland can be reused to support food security and climate change …

A plethora of articles suggest that tree planting can overcome a host of environmental
problems, including climate change, water shortages, and the sixth mass extinction (1–3) …

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

Over 140 Mha of restoration commitments have been pledged across the global tropics, yet
guidance is needed to identify those landscapes where implementation is likely to provide …