More cards in this set

How is carbon dioxide removed from the atmosphere naturally?

How does carbon dioxide pollute the atmosphere?

How is carbon monoxide produced?

How is particulate carbon produced?

What does particulate carbon do?

Why do fuels contain lots of impurities (e.g traces of sulfur)?

How is sulfur dioxide produced?

How is acid rain formed and why is it a problem?

What are the two compounds known as nitrogen oxides?

How is nitrogen pollution formed?