Bengaluru, Dec 7 (IANS): About 10,000 people, including the physically challenged and women, took pledge to conserve water, here on Saturday.

The Samarthanam Trust and DXC Technology jointly organised the event on the theme of "save water, save life" with a walkathon to spread awareness on water scarcity and conservation, the Trust said in a statement.

Bharatiya Janata Party's (BJP) Tejasvi Surya, Bengaluru South Lok Sabha member, and MLAs from the Jayanagar Assembly seat Soumya Reddy (Congress) flagged off the 3.5km walkathon to the stadium for taking the pledge by the participants, who carried placards with messages "Save water for a better tomorrow".

The International Day of the persons with disabilities was commemorated with the walkathon.

"Bengaluru needs a solution to the threat of water being drained off the lives of 11 million denizens. We should conserve, preserve and adopt means of recycling the water," Surya said.

The young parliamentarian also announced a national award for persons and organisations providing solutions to conserve water.

The event also highlighted the need to ensure safe discharge of waste water, recycling of grey water and promote ways of water utilisation at residential and organisational levels.