Rainwater harvesting is the accumulation and deposition of rainwater for reuse on-site, rather than allowing it to run off. from or , and in many places the water collected is redirected to a deep pit (), a reservoir with percolation, or collected from with nets or other tools. Its uses include water for gardens,
livestock,
irrigation, domestic use with proper treatment, and indoor heating for houses etc. The harvested water can also be used as
drinking water, longer-term storage and for other purposes such as .