1. Water resource and watershed management refers to the management and protection of water resources and watersheds. This involves the use of various techniques and strategies to ensure that the water resources in a particular area are used in a sustainable manner, while also protecting them from contamination and degradation.
2. Sustainable development is a concept that aims to meet the needs of the present without compromising the ability of future generations to meet their own needs. This involves balancing economic, social, and environmental factors to ensure that development is sustainable in the long term.
3. There are various types of watershed management, including land management, water management, and ecosystem management. Land management involves the use of various techniques to manage the land in a watershed, while water management involves managing the water resources in the watershed. Ecosystem management involves managing the various ecosystems in the watershed to ensure that they are healthy and functioning properly.
4. The objectives of watershed management include ensuring the sustainable use of water resources, protecting water quality, preventing soil erosion and sedimentation, conserving biodiversity and ecosystem services, and promoting the sustainable use of natural resources.
5. The three pillars of sustainable development are economic, social, and environmental sustainability. Economic sustainability involves ensuring that development is economically viable and contributes to economic growth and development. Social sustainability involves ensuring that development benefits all members of society and promotes social equity and justice. Environmental sustainability involves ensuring that development is carried out in a manner that protects and preserves the natural environment and its resources.

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