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.
UN climate conference 2018 heads to heartland of Polish coal
Katowice, home to the largest coal company in the EU, will host the pivotal 2018 climate talks
Trump schedules Paris announcement for 3pm Thursday
Join our live blog from around 2pm ET (7pm BST) for updates from the US and around the world as Trump makes his decision on the Paris accord
Trump: Paris Agreement decision will ‘make America great again’
Unconfirmed reports said the president had decided to leave the Paris agreement, turning the US away from the global effort to fight climate change
UN secretary general: ‘Get on board the climate train or get left behind’
As the US teeters on the brink of leaving the global climate process, António Guterres has implored all countries to stay the course or go alone into a “grey future”
G7 split as leaders issue climate statement without US
US would not join other G7 leaders in support of climate action. President Donald Trump promised to make his decision on the Paris accord “next week”
G7 leaders walk fine line between Trump and Paris deal
As G7 leaders meet in Italy, can they reaffirm their commitment to action on climate change without driving the US out of the Paris accord?
Pope Francis gives Trump a climate change message
US president promised to read the pope’s encyclical Laudato Si’, which exhorts humanity to care for the environment
Small-scale renewables cheapest for rural Africa, says Dutch report
Africa’s quest for full access to electricity needs governments to support small, off-grid projects that are typically disregarded by investors
Climate talks end in call for solidarity, but real Trump test is to come
A fortnight of climate talks in Bonn ran smoothly enough, but political tensions await Pacific island presidency at November summit
Ségolène Royal reveals new head for ‘Africa-led’ renewables scheme
Denying allegations of meddling in African clean energy initiative, French environment minister pre-empts board decision on next top official
India and China ‘on track to exceed Paris climate pledges’
Coal plant cancellations mean the world’s two largest countries are cutting emissions faster than predicted a year ago, outweighing the effect of US policy rollbacks
Climate negotiators rally to protect IPCC science funding
National delegates in Bonn rejected a proposal by UN Framework Convention on Climate Change to stop funding science reports from its core budget
India reaffirms Paris climate commitments
Piyush Goyal told a UN energy forum in Vienna India would pursue clean energy “irrespective of what others do”, in a nod to the US debate
Climate advocates in Bonn stumped by Trump dilemma
Defenders of the Paris climate agreement are fudging the question of whether nations, namely the US, should be allowed to water down their commitments
Trump warned leaving Paris accord risks bad deals at G7, G20
Delegates at Bonn climate talks warn of wider diplomatic repercussions if the US withdraws from the Paris climate deal
US sends “much smaller” team to climate talks in Bonn
While the White House wrangles over the Paris deal, diplomats gather for climate talks in Bonn where the US presence will be much reduced
US to UN: jobs come before carbon cuts
In answer to queries from China and others, the Trump administration said it was reviewing policies to promote “jobs for American workers”
Directionless, US climate negotiators head to UN talks
As Trump mulls over leaving the Paris agreement, US officials fly in to interim talks with no clear mandate
UK foreign office cut climate staff in half under Tory government
Labour says the 46% reduction in foreign office climate jobs since it was in power is “staggering” and a sign the government is not serious about the issue
Vulnerable nations call on G20 to end fossil fuel subsidies by 2020
Ministers from countries on the front line of climate change have urged rich nations to stop pouring money into the coal, oil and gas industries