What is an oasis?

Water is an essential element of the garden – cooling, soothing, reflecting and animating – as significant as planting or a place to sit. It works simultaneously on ecological, sensory, aesthetic and

I cannot emphasise enough the importance of soil when you’re trying to save water. Improving your soil with organic matter, or mulching, regularly will help retain moisture (reduce evaporation) and im

Get to grips with groundwater and discover where it comes from

Our waterways are sick – can thinking about them as living beings breathe new life into the campaign to save them?

The last word

Mars once had vast oceans on its surface. Then its magnetic field weakened, its atmosphere thinned, and its water vanished. But the numbers don’t add up. For the Red Planet to have transformed from a