More Rain Is Coming: Could Your Garden Capture 1,000 Litres Instead of Sending It Down the Drain?
More Rain Is Coming: Could Your Garden Capture 1,000 Litres Instead of Sending It Down the Drain? “The water you pay for next summer may be falling on your roof for free this autumn.” Most of us have become accustomed to thinking about rain as something to get rid of. It lands on the roof, runs into the gutter, disappears down a drain and, within a few minutes, we have forgotten all about it. Then six months later we can find ourselves standing in the garden with a hosepipe, using carefully treated mains drinking water to keep tomatoes, hanging baskets and vegetables alive. There is something slightly illogical about that. Perhaps we should start treating rainwater as a resource rather than a nuisance. And once you actually calculate how much water lands on an ordinary house, the numbers can be remarkably large. Start With One Very Simple Calculation Rainwater calculations are wonderfully straightforward. 1 mm of rain falling on 1 square metre = 1 litre of water. So: Potential wa...