Power which doesn`t cost the earth

Burnett, P.

Power which doesn`t cost the earth - 1990 - Planner 76(2) 19 January 1990, 12-14(3) .

Examination of alternative sources of renewable energy . Wind , earth and sun . Examples include wind turbines, passive solar heating , underfloor heating, geothermal sources and hydro-electricity . Refers to plans for the Mersey and Severn barrages