Question

suggest a few measures for controlling carbon dioxide levels in the atmosphere

Answer 1

1.plant more trees. note that you should plant more plants and should take good care of them
2.stop deforestation
3.stop burning of the plastics or other wastes
4.stop using fuel combustion engines.
5.try to use bicycles for much extent.
6.if your engine efficiency is low then try to upgrade your engine.
These are some of the measures you should follow to reduce carbon dioxide levels in atmosphere

Answer 2

Answer:

(a) Consumption of petrol in the automobiles should be reduced.

(b) Use of CNG or clean fuel should be encouraged.

(c) Instead of burning litter manure should be prepared out of it.

(d) Treatment of smoke to remove harmful gases before discharging them into atmosphere

(e)  More trees should be planted.