World leaders must promote effective land use methods to mitigate drought, says Luc Gnacadja of the UN Convention to Combat Desertification.

The hydrological ecosystem services of Amazonian forests must be valued, says conservation biologist Carlos Peres.

Scientists can help advance policies to promote agricultural practices that can reduce emissions and boost yields.

Planting trees in dryland regions can negatively impact biodiversity, and policies must promote the practice on a smaller scale.