An unsubstantiated conspiracy theory that claims the US government is...

CNN Climate 1 year ago

An unsubstantiated conspiracy theory that claims the US government is controlling the weather, or its citizens, by spraying dangerous "chemtrails" from airplanes has now made its way into several state legislatures where it could manifest into real-life laws. It's an example of how unproven and off-the-wall theories are bubbling into mainstream discourse under the Trump administration, many of which sow distrust in the government. This effort in particular could prevent actual scientists and engineers from slowing the breakneck pace of global warming, which is inflicting a devastating toll on Americans in the form of extreme weather. Florida's legislature is moving along a bill that would ban geoengineering and weather modification in the state, and an Alabama legislative committee discussed a similar bill last week. Last year, Tennessee lawmakers banned the release of airborne chemicals, which critics called "nonsense." Though debunked many times over the years, chemtrail believers say the white condensation lines left behind by airplanes in the sky are filled with toxic chemicals. But the theory has re-manifested itself in a resurgence over controversy around scientists' efforts for weather modification and geoengineering. And those who believe in the conspiracy now have a platform from the head of the US Department of Health and Human Services. Tap the link in bio for more. 📸 : Stan Grossfeld/The Boston Globe/Getty Images

layersDaily Sustainability Digest

Published about 12 hours ago



Aldi’s plan to install solar panels on half of its UK stores by 2026 marks a material shift in sustainable construction. Rooftop generation is moving into mainstream asset management for energy-efficient buildings, strengthening the business case for low carbon design across retail, logistics and residential portfolios. For developers targeting net zero carbon buildings, the message is clear: sustainable building design now depends on practical measures that improve life cycle cost, cut operational emissions and support net zero whole life carbon outcomes. This is where whole life carbon, whole life carbon assessment and lifecycle assessment are becoming central to eco-design for buildings, sustainable design and environmental sustainability in construction.

Recycleye’s upgraded AI sorting system gives the circular economy a stronger technical footing, improving the recovery of materials that are often lost in mixed waste streams. That matters for circular economy in construction, resource efficiency in construction and end-of-life reuse in construction, especially as the sector faces growing scrutiny over embodied carbon, embodied carbon in materials and the wider carbon footprint of construction. Better sorting can support sustainable material specification, low embodied carbon materials and greener procurement backed by environmental product declarations (EPDs).

SDCL Efficiency’s planned wind-down shows the harder problem is finance, not technology. Decarbonising the built environment now requires bankable models that link building lifecycle performance with repeatable investment. For teams working to BREEAM and BREEAM v7 standards, the direction of travel is unmistakable: low carbon building strategies, sustainable building practices and life cycle thinking in construction will define the next phase of green construction.

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