A few months ago, on a tip from Abel Pharmboy of Terra Sigillata, I paid a visit to some of this planet’s senior residents — the bristlecone pines of Windy Ridge, near Alma, Colorado. These magnificent trees stand at the very edge of treeline, in a landscape barren of anything much larger than a tuft… Continue reading Monday Bristlecone Blogging
Month: August 2007
Ruckelshaus, Sweeney and DDT
On June 2nd, 1972, William D. Ruckelshaus, Administrator of the Environmental Protection Agency, issued an order effectively ending the agricultural use of DDT in the US. Thirty-five years later, that order is still the subject of fierce controversy. One claim often made by proponents of renewed DDT use is that Ruckelshaus’ decision was capricious and… Continue reading Ruckelshaus, Sweeney and DDT