1. Why does solar energy lose some of its strength when entering through the O-zone? (more)
  2. We weren't allowed to put in a permanent dock because it affected the ecosystem. Can you please e...(more)
  3. I do not know if this might relate to Global Warming, but I notice no one has mentioned (maybe I ...(more)
  4. Can nuclear tests produce earthquakes? India started nuclear testing, then Pakistan followed in 1...(more)
  5. If air is a gas, and gas explodes when heated (in an eclosed space, the atmosphere), does that me...(more)
  6. Are there any conflicting scientific views about the ozone 'hole' over the Antarctic? (more)
  7. What wind speed would be enough to blow somebody away? (more)
  8. Why are clouds flat on the bottom? Is it because the air is somehow denser on the level below the...(more)
  9. If the sun is a heat source, and as the sun gets closer to the earth the heat intensifies, then w...(more)
  10. Can Ozone be created? And if so, is it possible to patch up the Earth's protective layer of Ozone...(more)
  11. What is the highest and lowest canadian recorded air temperature? (more)
  12. I would like to know how much oxygen is in our breathable air, and also if it has ever been 50%. ...(more)
  13. Do you have any information on Alice Wilson, the geologist? (more)
  14. What is the chemical formula for air? (more)
  15. How do you determine the proportion of the various gases in the air? (more)
  16. What exactly do meteorologists mean by the term "high pressure"? Do they mean the weight ...(more)
  17. What are the values for Heating Degree-days and Cooling Degree-hours for the Toronto, Ontario area? (more)
  18. Is it true that gas particles at higher altitudes are farther away from each other than at lower ...(more)
  19. What is the oldest material on earth? (more)
  20. I would like to know what causes inverted icicles. I have a photo I've just taken if you need to ...(more)