1) What are two consequences, of the earth heating up by just a few degrees? Can Earth’s increase in temperature accelerate the onset of an ice age? Will planting more trees help solve our problem in the short term?
2) What two technologies are being investigated to alleviate the problems of increased CO2? Is it possible for these techniques to be implemented globally?
3) What is a carbon or ecological footprint? Is this an effective tool for increasing use of sustainable resources? What are two things, you can do to reduce your ecological footprint?