Contour bunding is a traditional water conservation method that involves the construction of small earthen embankments across a slope to slow down the flow of water and allow it to percolate into the ground. This helps to prevent soil erosion and increase the water table.

Drip irrigation is a modern water conservation technique that involves the use of sensors and automation to control the amount of water applied to crops. This method delivers water directly to the roots of plants, reducing evaporation and runoff.

Pradhan Mantri Krishi Sinchayee Yojana is a government initiative that aims to provide financial assistance to farmers for the adoption of water-efficient irrigation practices. This scheme promotes the use of drip irrigation, sprinkler irrigation, and other efficient irrigation methods.

Arunachal Pradesh has the highest per capita water availability in India due to its abundant rainfall and numerous rivers and streams.

Rajasthan has the lowest per capita water availability in India due to its arid climate and limited water resources.

The Kosi River is known as the 'Sorrow of Bihar' due to its frequent flooding, which causes widespread damage and displacement of people.

Mumbai is known as the 'Water Capital of India' due to its abundant water resources, including the Bhatsa, Tansa, and Vaitarna rivers.

The Narmada River is known as the 'Lifeline of Gujarat' as it provides water for drinking, irrigation, and industrial purposes.

The Damodar River is known as the 'River of Sorrows' due to its unpredictable flow and frequent flooding, which causes widespread damage and displacement of people.

The Periyar River is known as the 'Silent Valley of Kerala' due to its pristine and undisturbed ecosystem, which is home to a wide variety of flora and fauna.

The Ganges River is known as the 'River of Life' due to its religious and cultural significance in Hinduism. It is considered a sacred river and is worshipped by millions of people.

The Indus River is known as the 'Mighty River' due to its size and volume. It is one of the longest rivers in Asia and flows through India, Pakistan, and China.

The Ganges River is known as the 'River of Dolphins' due to the presence of a large population of Gangetic dolphins, which are an endangered species.

The Chambal River is known as the 'River of Crocodiles' due to the presence of a large population of mugger crocodiles, which are a threatened species.

The Mahanadi River is known as the 'River of Turtles' due to the presence of a large population of freshwater turtles, including the endangered black softshell turtle.