Which of the following statements is/are correct with reference to the mapping groundwater resources?

Which of the following statements is/are correct with reference to the mapping groundwater resources?

A. CSIR in collaboration National Geophysical Research Institute (NGRI) have undertaken High Resolution Aquifer Mapping and Management in Arid Regions of North Western India to augment the groundwater resources.

B. Heli-borne geophysical mapping technique of CSIR-NGRI provides high resolution 3D image of the sub-surface up to a depth of 500 metres below the ground.

C. Both A & B

D. None of these

Explanation:

The latest state-of-the-art technology is being employed by Council of Scientific & Industrial Research (CSIR) for mapping ground water sources in arid regions and thus help utilise ground water for drinking to supplement Prime Minister Narendra Modi’s “Har Ghar Nal Se Jal” scheme. CSIR in collaboration National Geophysical Research Institute (NGRI) have undertaken High Resolution Aquifer Mapping and Management in Arid Regions of North Western India to augment the groundwater resources. Heli-borne geophysical mapping technique of CSIR-NGRI provides high resolution 3D image of the sub-surface up to a depth of 500 metres below the ground.