What does greenhouse affect mean?

What is the difference between natural and artificial transformation? Opening into the trachea is called? How many kilometers go into meters? What state is mount sant hellens in? What is the atomic mass of Te? What is the charge for hypochlorite ion? What is the hottest point on the sun? Are viruses found in air water and soil? Will you find a nucleolus inside of the nucleus? Which direction would you be traveling if you flew over mt Everest and then the nile river? Are there giant valcanoes? What are the numbers for the telescope on shrink ray island? How many troy ounces are in a short ton? How many degrees north of the equator is Guyana? How many square feet in one acre? What is the traffic director of the cell? Is the atomic radius larger or smaller on to or bottom? Uses of ortho iodo benzoic acid? What is used in fireworks and why are they used in fireworks? What does each time zone represent?