Florida without its beaches: Seawall dooms state oceanfronts, By Robert Young

The Florida Department of Environmental Protection issued an emergency authorization last week that will allow individual property owners in a portion of St. Johns County to build new seawalls without the typical engineering and scientific analysis. This is a terrible mistake for the communities impacted. It is poor coastal management.

What happens to marine wildlife during hurricanes?

Hurricanes are incredibly powerful storms that wreak havoc on marine and coastal ecosystems as they work their way from deeper water toward land. The force of the storm churns up water, mixing warmer water at the surface with cooler water from farther down the water column. In all this churning, what happens to the wildlife living in the storm-tossed waters?

Mathematics predicts a sixth mass extinction

MIT scientists have analyzed significant changes in the carbon cycle over the last 540 million years, including the five mass extinction events. They have identified ‘thresholds of catastrophe’ in the carbon cycle that, if exceeded, would lead to an unstable environment, and ultimately, mass extinction.

Hurricanes: A perfect storm of chance and climate change?

The succession of intense and deadly tropical cyclones that have barrelled across the Atlantic in recent weeks have left many people wondering if a threshold of some sort has been crossed. Is this chain of hurricanes evidence of some significant new frontier in our changing climate? The answer is mostly no, but with worrying undertones of yes.