The island group off mainland Mozambique is a dynamic marine and island ecosystem shaped by tides and currents.

Marine storm cloud zones have shifted poleward and narrowed, and the changes are contributing to our planet's growing energy imbalance.

Sea ice in the gulf, the gateway to the Northwest Passage, is fracturing and drifting westward into the Beaufort Sea.

An astronaut photographed Alexandria's coastal development, agricultural zones, harbors, and salt ponds.

Farming of this valuable product has become common in recent decades in the waters of Tanzania's Pemba Island.

A powerful weather system brought heavy snow to southern African mountains, plus high winds and flooding to the lowlands.

The Midwest state has flat land, fertile soils, and the nation's largest soybean harvest.