Green tech I can get behind

Thermal images make a home's heat loss easy to plug

Like it.

As opposed to blowing bazillions on 'campaigns' or 'officers' to raise 'awareness' on intangibles.

Use the dosh on stuff like this and promoting it sensibly.

I can't think of a home-owner who couldn't see the merits, the benefits and engage.

You might even find few boxes actually get ticked and targets get met that may mean something.