Which of the following acts as the primary source of groundwater replenishment?

Which is the first State in India where rooftop rainwater harvesting structure was made compulsory for all houses across the State?

Fill in the blanks: Tamil Nadu is the first state in India which ________ rooftop rainwater harvesting structures compulsory for all houses ________ the state.

What is rainwater harvesting?

In which Indian region were 'guls' or 'kuls' traditionally constructed as diversion channels to carry water from mountain streams for agricultural irrigation?

In regions where water is available in sufficient quantity to meet basic human needs, water scarcity may still occur primarily due to:

According to water resource assessments in India, the total renewable water resources of the country are estimated at approximately:

The water that accumulates and is stored under the ground surface within porous rock spaces and aquifers is called:

Which of the following is a section of a dam through which it is intended that water will flow either intermittently or continuously?