Finland has deployed the world's largest sand battery, using heated sand to store thermal energy for district heating and industrial use, reducing emissions by 70%. The technology, developed by Polar Night Energy, is cost-effective and eco-friendly, with a 100MWh storage capacity. The U.S. Department of Energy is funding a pilot project, and sand batteries are seen as a sustainable alternative to lithium-ion batteries due to lower costs and environmental benefits.

The article discusses 'Nature Tech' as an emerging field combining technology to address biodiversity loss and climate change. It highlights key technologies like drones, IoT sensors, and AI, and emphasizes the role of BNP Paribas and 2050NOW La Maison in publishing a study on the topic. The text underscores the importance of data in biodiversity research and the potential of Nature Tech to drive sustainable solutions.

General Motors has partnered with Redwood Materials to recycle electric vehicle batteries for use in AI infrastructure, including a Nevada microgrid powering a data center for Crusoe. The collaboration expands GM's existing battery recycling efforts and highlights the growing role of EV batteries in energy storage solutions.

The National Green Tribunal (NGT) has directed the Municipal Corporation of Delhi (MCD) to submit a comprehensive affidavit detailing waste management efforts, including biomining, leachate treatment, and long-term plans for clearing legacy waste. The case, stemming from a 2025 fire at Delhi’s Ghazipur landfill, highlights regulatory failures, including inadequate leachate containment, uncontrolled methane emissions, and lack of boundary walls around the site.

Caterpillar's technology is designed to enhance landfill operations through advanced equipment and management systems, improving efficiency, safety, and profitability for landfill operators.