Uttar Pradesh Chief Minister Yogi Adityanath on Friday said the world today is paying the price for neglecting the environment and stressed the need for collective efforts to protect nature.

During an event on the occasion of World Environment Day, the chief minister launched India's first airshed-based clean air initiative, the 'Uttar Pradesh Clean Air Management Project' -- a World Bank-supported initiative with an estimated cost of Rs 2,741 crore.