News tagged with coastal

Major changes needed for coral reef survival

To prevent coral reefs around the world from dying off, deep cuts in carbon dioxide emissions are required, says a new study from Carnegie's Katharine Ricke and Ken Caldeira. They find that all existing coral ...

Jun 28, 2013
4.2 / 5 (15) 17 | with audio podcast

Salt causes chalk cliffs to collapse

Salt plays a greater role in undermining chalk cliffs than previously thought, say scientists. Until recently, if a chalk cliff collapsed it was blamed on waves eroding its base, or the chalk weakening as ...

Apr 19, 2013
4 / 5 (6) 2 | with audio podcast

The placodonts are fellow Europeans

Placodonts were among the first marine reptiles. With their trademark crushing teeth, they fed on shellfish and crustaceans. However, when and where these highly specialized marine reptiles originated remained ...

Mar 27, 2013
5 / 5 (2) 1 | with audio podcast

China boom savages coral reefs, study finds

China's economic boom has seen its coral reefs shrink by at least 80 percent over the past 30 years, a joint Australian study found, with researchers describing "grim" levels of damage and loss.

Dec 27, 2012
5 / 5 (3) 9