Kazakhstan launches first full-cycle pilot complex for green hydrogen production Chinese researchers build 33.33%-efficient perovskite-silicon tandem solar cell via new passivation strategy India installs 2.7 GW of rooftop PV in Q1 South Korea advances bill to scrap renewable quota system Researchers develop perovskite solar cells about 50 times thinner than conventional devices Spain, France set benchmark in renewables expansion without biodiversity loss Supply chain traceability reduces regulatory risk in European solar procurement Sahaj Solar, Clarion plan 750 MW PV module factory in UAE Energy Efficiency Month campaign concludes in Azerbaijan