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As water dropped to critically low levels, electricity production suffered and power outages plagued Zimbabwe and Zambia.

Intense rains during the wet season for a second year in a row have caused trouble for riparian communities near…

The ocean is lumpy and sloshes around its basins for natural reasons. But it is also rising, slowly and steadily.

The acceleration has been driven mainly by increased ice melting in Greenland and Antarctica, and it has the potential to…

Drought has struck a huge reservoir on the border Zambia and Zimbabwe, reducing the hydro power supply from Kariba dam…

The recent discovery of the Mammerickx Microplate was made possible by new satellite-derived maps of the ocean floor.

Even at great distances from their source, tsunami waves can grow by being focused and steered by underwater ridges.

Acquired September 6, 2010, this map shows cooling in the central Pacific Ocean consistent with La Niña conditions.

A strip of cold water hugging the equator in the eastern tropical Pacific Ocean in mid-June may foreshadow a transition…


