Questão número 637733

What makes Scharlemann and Laurance's method innovative (Paragraph 3) is that it

• A.

  suggests the use of recycled cooking oil as an alternative to ethanol from grass or wood.

• B.

  measures the amount of greenhouse gases produced by the burning of a fuel.

• C.

  represents an effort to define the crops that are less damaging to the environment.

• D.

  assumes that waste products are the best source of biofuels.

• E.

  considers the overall impact of fuels, examining, for example, how it affects farmlands and biodiversity.