It's time for us to think and keep thinking to save the earth from the greenhouse effect. That the effect it will bring disaster to mankind. and for that we must save the planet with even a simple thing. British architect Alex Michaelis creating environment-friendly modern house for a gift to his family "in London. He built the roof with solar panels to supply energy, sedum grass to retain heat and geothermal heat pump draws heat for putting the natural earth. Several furniture like ballpit, part-part hidden, underground arcade haunted paintings add a sense of elegant home interior decorating.