Now science is warning us that if we do not quickly reduce the global warming pollution that is trapping so much of the heat our planet normally radiates back out of the atmosphere, we are in danger of creating a permanent "carbon summer." as the american poet robert frost wrote, "some say the world will end in fire; some say in ice." either, he notes, 'would suffice." but neither need be our fate. it is time to make peace with the planet. which theme is developed by this excerpt? a. treat the planet gently with either fire or ice. b. people have a love-hate relationship with the environment. c. global warning signs create peaceful opportunities. d. listen to the warning signs to avoid a disaster.