: Over 2.3 billion people currently live in drylands, a population that has doubled in the last three decades and is projected to reach 5 billion by 2100.
: As conditions become drier, the number of plant species may drop, but the diversity of survival traits increases . Survival Mechanisms : aridness
Aridity in Asia-Pacific: A Silent Slow Burn, Rising Visible Losses : Over 2
: Aridness is typically measured using the Aridity Index , which calculates the ratio of annual rainfall to potential evaporation. Biological Resilience: "Weird" is Effective Biological Resilience: "Weird" is Effective : Experts argue
: Experts argue that arid cities must move away from 1950s design paradigms to prioritize shade, walkability, and technological innovation to remain viable. The "Aridification" of the West
: Larger organisms (macrofauna) are often more adapted to aridity than microbes, acting as the primary recyclers in hot, moisture-deprived habitats. The Urban Challenge
: Arid zones now cover approximately 40.6% of the world's land area (excluding Antarctica). This is a significant increase from 37.5% just 30 years ago.