costa rica national park

Four Stories, Two Worlds

Guest Post by Willis Eschenbach To start the four tales of the title, I noticed a couple of stories in the news lately about how critical inexpensive energy is for the poor. The first story said: Wall Street may be growing anxious about the negative impact of falling oil prices on energy producers, but the…

guardian plastic in ocean

Big Numbers, Small Numbers

Guest Post by Willis Eschenbach I read a paper today that said that there are no less than 270,000,000 kilograms of plastic in the ocean, which is about half a billion pounds plus of plastic. So … is this a big number or a small number? The story is at the Guardian, and they’ve illustrated…