Australian campaigners criticise plan to back gas production beyond 2050, Portugal celebrates record renewables output, and Kazakhstan backs carbon pricing in our weekly Global Briefing ..read more

BusinessGreen rounds up the most widely read stories on the site this week New Boiler Upgrade Scheme regulations come into force Cavity wall and loft insulation no longer required to access grant funding, as experts forecast roll out of cheaper and easier to install heat pumps. - by Stuart Stone (@sstone26)   Unlawful: High Court rules UK's climate plan is in breach of Climate Change Act Court rules in favour of campaigners, who argued plan relied too much on risky technologies and did not adequately consider risks of missing targets. - by Cecilia Keating (@cecilia_keating)   Local ..read more

Wolfson College president Sir Tim Hitchens reveals the 'disruptive process' that turned one of Oxford University’s least efficient estates into the first UK higher education institution to reach net zero status ..read more

Decarbonisation measures including optimising exhaust hoods and food warming equipment will be required for new and existing franchisees ..read more

As the aviation industry lobbies for sustainable jet fuel, new tax breaks could help lower the carbon footprint of business travel ..read more

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Investment manager trade body creates Q&A-style guide to help industry implement new sustainable disclosure rules and investment labels regime ..read more

New figures reveal there have been over 1,200 battery fires in bin lorries and at waste sites in the UK over the past 12 months ..read more

Retailer announces new car boot events at Cardiff, Exeter, and Milton Keynes stores in May following successful pilot ..read more

The advertising regulator has published 15 rulings around green claims in six months, writes Peters & Peters' Alice McDonald ..read more