“Energy cost” refers to the amount of energy consumed to do something. One example might be the cost of fuel it takes to transport your planting stock from point A to point B. Another example might be the amount of …
Could I grow enough trees in my yard to absorb all the carbon dioxide my lifestyle generates?
Unless you have a very large yard, measured in acres of land, it is unlikely that you could offset your carbon footprint by planting trees. However, trees do absorb CO2, so planting trees in any size yard can help offset …