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 Initiative has ...

Red sand blasted my neck and face as winds relentlessly swirled across Australia’s Outback. Sitting atop a small, rocky outcropping, I pressed the binocular into my eye sockets to block the stinging ...

It appears in satellite pictures like great blotches of blue and green ink; swirling, spreading, sinking into parchment paper. In Australia’s arid center, those blotches represent a new inland sea, ...