See if their equipment looks well-maintained or old and beat up. Their equipment is a representation of their company and how they clean. Make sure their filtration unit is big enough for a cleaning of a parking structure as well. Most garages of 300,000 square feet will have more than 50 to 300 gallons of sludge. If their filtration unit has a capacity of 60 gallons, then most likely it is undersized for the job.
Reducing humanity's impact WWF is working to reduce humanity's ecological footprint â the amount of land and natural resources needed to supply our food, water, fibre and timber, and to absorb our CO 2 emissions. Subscribe to WWF
How to reduce your carbon footprint. There are many actions you can take to reduce your carbon footprint. The way we travel, for example, has a major impact on our environment. Use your bike or walk for short distances.Public transport is a way of getting to places without putting a burden on the environment.t measures the amount of fossil fuels and electricity someone uses up as well as the carbon footprint of the products they buy. When we use our cars or heat our homes with oil or natural gas, carbon dioxide and various other gases are set free.