Compared to conventional tillage, conservation tillage
a. reduces fuel and tillage costs
b. accelerates water loss from the soil
c. causes soil compaction
d. requires increased use of herbicides
e. can qualify the farmer for more government subsidies
A
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Methane is responsible for about 30% of global warming.
Answer the following statement true (T) or false (F)
Which of the following industries is most similar to a natural ecosystem service?
A) Pest control B) Telecommunications C) Urban public transportation systems D) The postal system
The author states that “the principle scholarly contribution of the book is the concept of ecological dialogue.” Briefly explain what is meant by ecological dialogue and give an example or illustration.
What will be an ideal response?
There is a great deal of cropland but very little pasture and rangeland in ________
A) North America B) Europe C) Africa D) Australia