Simple Olla Irrigation. Clay vessels or pots made from low fire terra cotta clay are porous enough to allow water to pass through them when buried in soil. The rate of water flow varies depending on the soil water potential - the soils affinity for water - and by the plants uptake of water through their roots.
Crash features a top-notch ensemble cast which includes: Sandra Bullock, Don Cheadle, Matt Dillon, Jennifer Esposito, Brendan Fraser, Chris Ludacris Bridges, Loretta Devine, Thandie Newton, Ryan Phillipe and Larenz Tate.
Movie Info. Michael Bay (The Rock) directed this science fiction action thriller in the When Worlds Collide tradition. After astronomy students discover a comet-asteroid collision, an asteroid fragment the size of the Super Dome threatens. It's destroyed by a secret USA defense in space, but a large chunk veers off toward Singapore.