Hang in there, Ruth!
At least firefighters get to put out the fires! Feel free to expand on your situation, i.e. what, if anything, reaches your students who are steeped in a tradition of conforming anti-evolution dogma? And what about the "sandwich" effect of pressures from above to tone down data driven conclusions?
It seems that geography and physical/earth science teachers are probably providing you with good company with all the FUD being thrown up to deny humanity's role in the changing climate going on as well....