every week. it will be years before we know whether global warming is a threat. possibly by then if we haven't crushed our economy with soup and regulation we will invent good enough technology to do something about it. we don't have in now. and the things we are doing are poujd r poumare pointless. >> act on climate change. >> these will not make any measurable difference. environmental activists say if we don't love their endless regulations with the light bulbs we don't care about the earth. we can love nature and still hate the tyranny of their ruling. but we do need some rules. when uci was a kid the air arou here was filthy. we didn't open windows. soot would come in. industry put scrubbers in smoke stacks and cad lytic converters