We have 12 years to limit climate change catastrophe, warns UN

The world’s leading climate scientists have warned there is only a dozen years for global warming to be kept to a maximum of 1.5C, beyond which even half a degree will significantly worsen the risks of drought, floods, extreme heat and poverty for hundreds of millions of people.

Thailand bay made popular by ‘The Beach’ closes indefinitely

“Maya Bay”, a popular day-trip destination, was due to reopen this month following a temporary tourist ban. But on Tuesday, Thailand’s Department of National Parks, Wildlife and Plant Conservation (DNP) announced the bay will remain closed indefinitely.

California’s Coastal Harbors, Beach Compartments and Sand Dredging; By Gary Griggs

Every year the dredge at the Santa Cruz Small Craft Harbor along central California’s northern Monterey Bay sucks up about 250,000 cubic yards of sand, on average, from the entrance channel and pumps it out onto Twin Lakes Beach where it continues its journey down coast. If it were put in dump trucks, it would fill about 25,000 of them, but the waves can move all that sand without any human labor, and without any noise or carbon emissions.

PCB pollution threatens to wipe out killer whales

More than 40 years after the first initiatives were taken to ban the use of PCBs, the chemical pollutants remain a deadly threat to animals at the top of the food chain. A new study shows that the current concentrations of PCBs can lead to the disappearance of half of the world’s populations of killer whales from the most heavily contaminated areas within a period of just 30-50 years.