EnvironmentVertical farm cuts energy use 75 per cent by using sunlight A vertical farm built inside a greenhouse in Texas can produce hundreds of thousands of heads of lettuce with significantly less energy than usual News
HumansWhy I love the proliferation of green roofs and living walls Green roofs have existed for more than 2000 years, but, along with living walls, they are becoming more popular – and provide major eco-benefits, writes Beronda L. MontgomeryComment