Greenhouse gases are those that trap heat in the atmosphere. SF6 and other fluorinated gases can be thousands of times more powerful at warming the planet than carbon dioxide, and yet, because they tend to escape in relatively small amounts, we hardly ever talk about them. Taken al...
In the first place, the inquiry is not a compliment to the man who has made a scientific study of investment and speculation. It would be as fair for the layman to ask an attorney or a surgeon: How can I make some quick money in law or surgery? I have come to the conviction, ...