GREENHOUSE GASES: carbon emissions, methane, mitigation, greenhouse effect Reading Comprehension Passages Why do the numbers climb so sharply when carbon maps, methane spikes, and deforestation data sit side by side? CO₂ traces one storyline through fuel use, methane flares rewrite it around land and livestock, and nitrous oxide adds a sharper edge than most people expect. Concentration readings, footprint calculations, and the scramble for workable mitigation all fold into a picture that keeps