What should be done to improve the ecologic situation in Moscow?

	Total: 7178
::::::::::::::::::::::::::::::::::	to move industrial production outside the city - 2439 (36%)
:::::::::::::::::::::::::	to focus on the planting of greenery in the city - 1788 (24%)
::::::::::::::::::::	to restrict automobile traffic - 1463 (20%)
:::::::::::::	nothing can be done anymore - 939 (13%)
::::::::	I don't know - 549 (7%)