Survival Guide Main Aunt Mim's Questions It's 15 below out there! The science is in doubt. But it's not our fault. A little heat sounds nice! It's not happening here. But we can't do anything. What about me?   Printer-friendly cheat-sheet   Yep, sometimes we're funny! Subscribe to the Sierra Club Insider for more stuff like this.

Aunt Mim said: Then why aren't we seeing any effects here at home? So you say: We are, Mim, but many of the changes are subtle -- things like the slow spread of dengue fever and West Nile virus are thought to be influenced by warming. But some changes are more pronounced. Take Montana's Glacier National Park. In 30 years, scientists believe it may not have any glaciers at all. That kind of news has startling implications for the American West, where most cities depend on snowmelt for their water supply. What will they do if the snowpack is diminished? Up to Top HOME | Email Signup | About Us | Contact Us | Terms of Use | © 2008 Sierra Club