Underreported Atheists

The authors of the study, published earlier this year, adopted a novel way to measure atheist identity. Instead of asking about belief in God directly, they provided a list of seemingly innocuous statements and then asked: “How many of these statements are true of you?” Respondents in a control group were given a list of nine statements, such as “I own a dog” and “I am a vegetarian.” The test group received all the same statements plus one that read, “I do not believe in God.”...

 Eucalyptus Forests as Solar Energy

Sir Edward has calculated that quick-growing Indian eucalyptus trees have a yield of nine and one-quarter tons of wood an acre a year. As the wood contains 0.8 per cent of the solar energy reaching the ground in the tropics in the form of heat, Sir Edward has suggested that in theory eucalyptus forests could provide a perpetual source of fuel. He has said that by rotational tree planting and felling, a forest of twenty kilometers square would enable a wood consuming power station to provide 1...