A major heatwave and soaring data center electricity consumption are driving Malaysia’s power demand to record highs, pushing the world’s fifth-largest LNG exporter to increase domestic gas use for power generation. Malaysia’s state energy firm Petronas has increased LNG supply from domestic offshore fields to peninsular Malaysia, where 80% of national power demand is concentrated, according to data and analysis by Reuters. Power demand in peninsular Malaysia jumped by 11.5% in April from a year earlier, per data from Grid System…