Plant cedars and junipers everywhere!
Plant cedars and junipers! 1 hectare of cedar forest is able to cope with air purifing of a million population city! Plus the power of phytoncides and essencial spirits, air ionisation and cleaning of microbes. Cedar trees are called healers of the air.
Fir-needles decoction is the great source of vitamins to prevent vitamin deficiency and cold-related ilnesses.
Get cedar seeds in cones here - https://ecominded.net/cedar-products/cedar-seed-cone1-detail.html
Get Juniper seeds here: https://ecominded.net/heirloom-seeds/juniperus-virginiana-detail.html