Japan’s irradiated waters: How worried should we be?

For the oceans, this is the largest accidental release of radiation we have ever seen.
Coastal Dunes in Spain Threatened by Poorly Designed Infrastructure

Although the dune ecosystem is unusual, fragile and is protected by the “habitats” directive of the network Natura 2000, its conservation is very vulnerable to the proliferation of car parks, nearby buildings and inadequate boardwalks.