Answers to Earth Science Questions

Geology, palaeontology, archaeology, atmospheric science, climate, climate change and meteorology...

21 February 2010

I've read that painting rooftops white can help to cool cities. So does ploughing away the snow warm the earth up...

07 February 2010

Have the seasons ever shifted? Assuming we could follow our own calendar back millions of years, would northern...

31 January 2010

When does it make sense to hang washing out on the line? Will it still dry even in low temperatures?

10 January 2010

How do countries measure their Carbon Dioxoide output? Could we be over/underestimating a nation's emissions?