ling of the he earth's at- period, hypotheses re may vary drasti- on the factors that a re- lers most important. most environmental sci- ve universe and even life products of chance, it visualize potentiall. s occurring on However, we mu vided certain ummer and winter, an ght shall not cease. Acid Rain Torrent of terms. the falling of acidic pr reation to upsets that environmentali God's promise in hile the earth rema e and harvest, and co the planet. There are bo deposits, but the best- is acid rain. All rai pll of about 5.6 ide in the ai form car' acidit tir cience Plot each point. 12 11) (-1,-4,-1)