China’s taking too much fish

I saw in the news that China consumes 50% of the world’s caught fish. In economics, exploiting shared resources is called “the tragedy of the commons” and refers to the common grazing area used by a community of farmers. When they share equitably, there are no problems, but when one adds extra livestock to graze, he depletes the land available for the rest. If he continues to do that, the others get … Read more

Antarctic ice melting faster than ever

“Ice in the Antarctic is melting at a record-breaking rate and the subsequent sea rises could have catastrophic consequences for cities around the world, according to two new studies. A report led by scientists in the UK and US found the rate of melting from the Antarctic ice sheet has accelerated threefold in the last five years and is now vanishing faster than at any previously recorded time. A separate study warns … Read more