The following was found in a google search:When septic systems are properly designed, constructed, and maintained, they effectively reduce or eliminate most human health or environmental threats posed by pollutants in household wastewater.

The apartment footprint is 616 sqft.

A simple idea, if the pool has a national footprint and you only want assets in Iowa, then you would apply a filter to the population to delimit to Iowa.

A ski resort with hobbit hole like condos.Return the area around my home town to a nice, environmentally friendly area with more trees.

But the footprint of the house is properly shown on the county property appraiser so it's unlikely to cause a problem.In general, an update to the status.  

Walter is a very logical and down to earth environmental consultant that has done this type of work in residential properties for many years.

Vladimir Valter Putting all the Crimea/Ukraine issues aside to keep things easy, it comes down to this:As a foreign national with no presence in the US such as an immigration visa of some kind, or significant financial footprint (cash or property), no American bank or traditional lender will loan you money.

Small footprint mini PBX with auto attendents.

It utilizes new materials and new methods for constructing the envelope of a house in a very environmentally friendly way. 

Expensive yes, but the foundation companies say a big culprit is the lack of steel in the foundation (older homes), often followed by beam size and other environmental factors.