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Even today, renewable energy sources definitely cannot replace fossil fuel that is getting scarce over time. Given this theoretical underpinning, why do we have a negative price for crude oil?

Efficient water demand management relies on market prices signalling the availability or future scarcity. India should consider such markets for effec

पाण्याच्या मागणीचे कार्यक्षम व्यवस्थापन हे पाण्याची उप