Karl Mathiesen
Karl Mathiesen is Climate Home News' editor. He has written for national newspapers, newswires and magazines in Australia and the UK. Before joining Climate Home News in 2016, he worked mostly with the Guardian’s environment desk. He is based in London.
Trump’s ‘top priority’ at climate talks: protecting an Obama legacy
In Bonn, Trump adviser George David Banks says the US will fight Chinese efforts to reintroduce a division between rich and poor countries into the Paris deal
Germans deny Erdoğan’s desire for climate finance
Turkey has threatened not to ratify the Paris climate deal, but a German proposal refused to grant its wish to access the Green Climate Fund
America’s pledge is about more than pollution
US mayors and governors want to show the world they stand by US commitments, but to their African counterparts solidarity means cash
German coal mining could end by 2030s, says Merkel’s coalition negotiator
Leader of North Rhine-Westphalia, who is leading the CDU’s coalition talks on energy, said mines across Germany could be closed by the decade after next
Rich countries not talking climate finance seriously, say African officials
‘We feel that as a region we have done everything we could,’ said the head of the Africa group of negotiators, whereas rich countries were failing on fundamental promises
‘Don’t wake the bear’: fragile climate talks begin in Bonn
Despite calm rhetoric, negotiators are nervous of the Trump effect, telling Climate Home News the Paris consensus ‘can unravel very quickly’
Climate Weekly: Get set for the UN climate talks in Bonn
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Australian state premier promises to veto funding for giant Adani coal mine
Prospects of massive Indian-owned coal development take a dip after Queensland Labor leader makes surprise announcement
UN talks lose climate champion El Haite after Moroccan royal censure
Influential diplomat will not take up her role mobilising private sector and regional action at summit beginning in Germany next week
Despite Trump, US climate team to forge on with Paris deal
As UN climate talks resume in Germany, a team of experienced, familiar diplomats are expected to take up many of the same positions the US has been fighting for years
Climate Weekly: Startling admissions and supersonic emissions
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Shipping executive: ‘We have deliberately misled public on climate’
Industry veteran said lobbyists at UN shipping talks were ‘prostitutes employed by our racket to try and put one over on the general public’
Jerry Brown: ‘California will sue Trump over climate’
Governor says state will use the courts to block the erosion of US climate actions, ‘just like the Republicans tried to block Obama’s efforts’
Jacinda Ardern commits New Zealand to zero carbon by 2050
New leader says government will be “absolutely focused on the challenge of climate change” and sets out goal that puts country at forefront of emissions cuts
Azerbaijani gas pipeline gets $500m in EU public funds
Campaigners say EU development bank has abandoned fundamental principles by loaning money to repressive Aliyev government
US climate talks delegation to be led by under secretary Thomas Shannon
Obama-appointed diplomat will lead the US at first climate talks since Trump’s Paris withdrawal speech, he once called climate change “one of the world’s great challenges”
US signs G7 statement recognising climate threat to food security
Secretary of agriculture agrees statement on global hunger, but unlike previous G7 statements a reaffirmation of the Paris climate deal was dropped
Trump stance on Paris climate deal ‘sad’, says pope
Speaking on World Food Day, Francis said climate change was a driver of hunger and migration and the Paris climate agreement was the legal basis for the solution
Climate Weekly: Will Germany end coal?
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US ‘will not speculate’ on climate treaty after leaving Unesco over Palestine
The body that oversees the Paris treaty also recognises Palestine, raising the prospect that Thursday’s decision to leave Unesco sets a precedent