What are some debatable topic about climate change?

According to the earth science reference tables, during which geologic time period were the continents of north america,south america, and africa closest together?

Ray lo bisects nlm, lm=18, no=4, and ln=10. what is the value of x?

What id the primary human cause of the global warming a. storage of nuclear fuel rods b. burning of fossil fuels c. building of high-density housing d. violent conflicts over natural resources