The solar powered rain barrel pump system provides pressurized pumping through a garden hose with no electrical outlet required. This high powered system pumps up to 100 gallons on a single charge. reuse rain water for garden, animals, ect.
you could add some fish to your water reclamation tank for a small aquaponics system. Grow a few plants to feed the fish and this forms a closed system. There is no need to fertilize, the fish do it for you! Permaculture at its finest!