Editor’s Note: Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet ...

Despite important agricultural advancements to feed the world in the last 60 years, a new study shows that global farming productivity has fallen 21% since the 1960s - the equivalent of losing about ...

April 1 (UPI) --Farming productivity has increased significantly over the last half-century. New research suggests those productivity boosts would have been even greater if it wasn't for climate ...

Hong Kong (CNN) — Surrounded by forest-covered mountains cloaked in mist, a patchwork quilt of green farmland and steel-blue waves breaking on mangrove-strewn mudflats, Lai Chi Wo does not look like ...