The UN contends that greenhouse gases, mostly carbon dioxide, the gas produced by burning fossil fuels AND by humans when we breathe out, are warming the globe.
(the gas; produced; by burning fossil fuels) (we; breathe out; ) (The UN; contends; that greenhouse gases, mostly carbon dioxide, the gas produced by burning fossil fuels AND by humans when we breathe out, are warming the globe)
the gas we The UN
produced breathe out contends
by burning fossil fuels
that greenhouse gases, mostly carbon dioxide, the gas produced by burning fossil fuels AND by humans when we breathe out, are warming the globe