India current affairs 2025December 22 current affairsUPSC current affairsBPSC current affairsSrinivasa Ramanujan national mathematics day IndiaBihar industrial growth electricity subsidy schemeemployment guarantee 125 days India rural jobsrenewable energy capacity India 50 GW growthnuclear energy expansion India policyMNREGA vs BGNREGA comparisonElon Musk wealth vs India forex reservescoal policy India pollution and energy debateair pollution India mitigation measuresagriculture technology farmer data system Indiagovernance and polity Indiainternational relations and economy 2025environment and sustainability Indiascience and technology current affairsUPSC prelims 2026BPSC prelims preparationdaily newspaper analysis IndiaE DNA current affairs