Riyadh is planting 7.5m trees and running a new metro against an Expo 2030 deadline. A look at the water, heat and money behind the desert city's greening
1. Historical Baseline
Pre-1750 Wilderness Extent
The brown bear watched from the forest edge as Peter the Great's surveyors marked trees for his new capital. In...
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The Two-Faced Bean: The Ubiquitous Legume
It...
News in brief — October 2025
IUCN has listed the Marl / south-western barred bandicoot (Perameles myosuros) as Extinct (EX) in its latest global Red...
News in brief — 11 October 2025
IUCN has officially listed the Slender-billed Curlew (Numenius tenuirostris) as Extinct (EX) in its Red List update released...