I you can creat an arch with rooms inside it above a road, all filtered by fans, you could cycle air from under the arch to ontop.
The Arch would be placed above a road, and it would have two large fans passing all the way through the arch, covered with vines and air ferns. The fans would cycle air out of the building into the air outside and vice versa, cleaning the air. There would also be additional space for vines on the outside of the arch.
What actions do you propose?
Creating at least one of these arches in a major city.
Who will take these actions?
Anyone willing to step up and make the world a better place
Where will these actions be taken?
In a major city.
How much will emissions be reduced or sequestered vs. business as usual levels?
It will filter the air, reducing smog and gas emissions.
What are other key benefits?
There would be less emission of gasses into the atmosphere.
What are the proposal’s costs?
At least $ 10,000
1-2 years (building)