The heat is risingBMJ 2008; 337 doi: https://doi.org/10.1136/bmj.a2241 (Published 24 November 2008) Cite this as: BMJ 2008;337:a2241
- Janice Hopkins Tanne, medical journalist
- 1New York
A glowing red line streaks diagonally across the wall, up from the floor to above your head. It charts the burning of coal and other fossil fuels by humans for the past 400 years. The resulting atmospheric rise in carbon dioxide has raised global air, sea, and land temperatures because this gas reflects the heat that the earth radiates—the so called greenhouse effect.
If you were ever sceptical about climate change and doubted that the time to do something about it is running out, this impassioned exhibition will convince you otherwise. The Threat to Life seeks to demystify climate change by explaining what is and is not known, and what will happen if we don’t act.
The displays—which include a tonne of coal, a tropical thunderstorm, a stuffed polar bear, and a flooded Manhattan island—will also entertain. The exhibition does not present the views of sceptics and deniers, however, and although there’s a danger …