Water: Robert creates a cistern to hold rainwater to provide the colonists with sufficient drinking water.
In the environmentally friendly part of the neighborhood, retention basins are used to hold rainwater and runoff until it settles back into the ground.
There is also a concrete cistern under the north end of the porch that was used to hold rainwater when the home was first built.
It had been designed in the 1800's to hold rainwater, and it was still doing that.
Japanese maples also have little hairs on their twigs that hold rainwater.
Open containers such as paper cups or beverage cans can hold rainwater, providing breeding locations for mosquitoes.
Quite recently, a small dam has been built so as to hold rainwater but that part of the island is privately owned and not accessible for tourists.
Each has its own wind generator and a cistern to hold rainwater gathered from the roof.
No longer holding heavy rainwater, the pitchers quickly spring back to an upright position.
We hiked deep into a tree-lined canyon, where the rocks at the bottom held rust-brown rainwater.