Question

why landfills are made park​

Answer 1

Since landfills are fulled with harmful substances .

So to neutralise this effect landfills are made park.

Answer 2

Landfill Gas. Landfill gas is comprised of methane, carbon dioxide, water and other organic compounds. The Landfill Gas (LFG) System on site collects and controls gas emissions through a network of wells connected by pipes below the surface that convey the gas through a vacuum.