Solar, wind power only partly help fight climate change: Scientists

IATA says ‘travel pass’ app to go live in weeks

Covid-19: Private airports seek urgent relief from government

Crude oil futures rise on spot demand

HAL badly hit by the Covid-19 second wave

Oil hits two-year highs on rising demand expectations

OPEC sticks to forecast of oil demand surge in second half of 2021

HPCL declines 0.77% as Sensex climbs

IGL shares rise 1.29% as Nifty gains

GAIL shares rise 0.18 per cent in Friday’s trading session

HPCL shares gain 0.32% as Sensex rises

NHPC March quarter profit rises 80% to Rs 464 cr