biofuels

Question 1

cons of biofuels

Answer 1

1) burning biodiesel makes more oxides of nitrogen than burning diesel. this makes smog and acid rain
2) companies cut own rainforests to grow palm oil for biodiesel
3) species lose their habitats and there is less biodiversity
4) land used which was used to grow food so now somme countries can’t grow their own food
5) much energy is used in planting, fertilizing, harvesting and processing crops to make biodiesel. so biodiesel is not really carbon neutral.
6) biodiesel dissolves rubber can damage some car engines

Question 2

pros of biofuels

Answer 2

1) renewable
2) burning biodiesel makes less soot than burning diesel so it’s better for humans
3) helps lubricate engines so it reduces engine wear and tear. better solvent so it keeps engines clean
4) growing biodiesel can be a good way of earning money
5) many countries can grow their own crops to make biodiesel so they need to import less oil
6) seems to be carbon neutral; plants absorb co2 produced
7) biodegradable so spills will e quicker to clean up and ocean animal lives will be saved