Authors: Andrew Dowdy, The University of Melbourne; Conrad Wasko, University of Sydney; Jennifer Catto, University of Exeter, and Seth Westra, University of Adelaide In media articles about unprecedented flooding, you’ll often come across the statement that for every 1°C of warming, the atmosphere can hold about 7% more moisture. This figure comes from research undertaken by the French engineer Sadi Carnot and published 200 years ago this year. We now know there’s more to the story. Yes, a hotter atmosphere has the capacity to hold more moisture. But the condensation of water vapour to make ..read more

  First published 19 September 2023, in Environmental Research Letters 18; reproduced here under Creative Commons Attribution 4.0 licence Authors: Giorgia Di Capua:Magdeburg-Stendal University of Applied Sciences, 39114 Magdeburg, Germany Stefan Rahmstorf: Potsdam Institute for Climate Impact Research (PIK), Member of the Leibniz Association, PO Box 6012 03, D-14412 Potsdam, Germany | E-mail: dicapua@pik-potsdam.de Abstract Extreme weather events are rising at a pace which exceeds expectations based on thermodynamic arguments only, changing the way we perceive our climat ..read more

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Port Hills is only the beginning Nathanael Melia, Te Herenga Waka — Victoria University of Wellington This article is republished from The Conversation under a Creative Commons license. Read the original article. ___________________________________________________________________________________ Last week, wildfire burnt through 650 hectares of forest and scrub in Christchurch’s Port Hills. This is not the first time the area has faced a terrifying wildfire event. The 2017 Port Hills fires burnt through almost 2,000 hectares of land, claiming one life and 11 homes. It took 66 days be ..read more

Natural deposits are turning up all over the world – but how useful is it in our move away from fossil fuels? Author: David Waltham, Royal Holloway University of London This article is republished from The Conversation under a Creative Commons license. Read the original article. ___________________________________________________________________________________ Hydrogen will play a role in weaning us off fossil fuels. It can be used to power trains, planes and HGVs, as well as being a low-carbon alternative to coke in steelmaking and a way to warm our homes. But where will we get it? T ..read more

Once melting glaciers shut down the Gulf Stream, we would see extreme climate change within decades, study shows  Authors: René van Westen, Utrecht University; Henk A. Dijkstra, Utrecht University, and Michael Kliphuis, Utrecht University This article is republished from The Conversation under a Creative Commons license. Read the original article. ___________________________________________________________________________________ Superstorms, abrupt climate shifts and New York City frozen in ice. That’s how the blockbuster Hollywood movie “The Day After Tomorrow” depicted an abr ..read more

Image: Agrivoltaic farming — growing crops in the protected shadows of solar panels — can help meet Canada’s food and energy needs. (Alexis Pascaris, AgriSolar), Author provided. Author: Joshua M. Pearce, John M. Thompson Chair in Information Technology and Innovation and Professor, Western University This article is republished from The Conversation under a Creative Commons license. Read the original article. NOTE: this article about agrivoltaics in Canada is featured here as the information is directly relevant to Aotearo. See also: “Lauriston, Canterbury Plains agrivoltaics expected t ..read more

Originally published under Creative Commons by 360info . 360Info is an open access global information agency of journalists working with academics to address the world’s biggest challenges and offer practical solutions. More by 360info. Throughout 2023, the area of ocean around Antarctica covered by sea ice was so far below the norm that scientists have struggled to communicate their shock.   This month, as the sea ice shrinks to its smallest point of the year, it is once again tracking well below its previous levels.    Research released in September 2023 sho ..read more

Authors: Volker Sick, Professor of Advanced Energy Research, Director of the Global CO2 Initiative, University of Michigan Fred Mason, Gerry Stokes, Susan Fancy and Stephen McCord of the Global CO₂ Initiative contributed to this article. This article is republished from The Conversation under a Creative Commons license. Read the original article. Producing concrete blocks with captured carbon has both economic and climate benefits. Capturing carbon dioxide from the air or industries and recycling it can sound like a win-win climate solution. The greenhouse gas stays out of the atmosphere ..read more

New extreme records have already been set for ocean temperatures. Not looking forward to what this means for ecosystems and extreme weather events around Aotearoa: The post Welcome to 2024 appeared first on Climate Change & Nature: New Zealand ..read more