Climate News Today — October 28, 2026

The climate crisis is having far-reaching consequences, from the decline of Antarctic sea ice, which is triggering changes in the global ocean, to the economic costs of policies that prioritize fossil fuels over cleaner energy sources. The impact of such policies, like those promoted by the Trump administration, which favored coal, is being quantified, with estimates suggesting significant economic burdens. Meanwhile, the importance of addressing the climate crisis is being highlighted in various contexts, including the political sphere, where it may not be explicitly on the ballot but is increasingly relevant to voters.

As the climate crisis deepens, there is growing recognition of the need for urgent action. Some argue that the economic consequences of inaction are well understood, having been identified nearly two decades ago, yet progress remains slow. On a more positive note, there are also developments that suggest a way forward, such as the potential benefits of increasing the use of heat pumps, which researchers believe could actually support the grid rather than strain it. However, challenges persist, including concerns over the transparency and effectiveness of climate aid efforts, as seen in the UK's reliance on questionable accounting to meet its climate-aid goals.

Today's signal:
• Antarctic Sea Ice Decline Is Triggering Global Ocean Changes (insideclimatenews.org)
• How much are Trump’s pro-coal policies costing us? (canarymedia.com)
• Climate Is on the Ballot, Even if It’s Not in Candidates’ Campaign Messages (insideclimatenews.org)
• The climate crisis will destroy our economies – we learned this 20 years ago. When will we act? | Fiona Harvey (theguardian.com)
• More heat pumps would actually be good for the grid, researchers find (canarymedia.com)
• Revealed: UK relied on £2bn of ‘questionable accounting’ to hit its climate-aid goal (carbonbrief.org)