President Donald Trump is promising to unleash the US timber industry by...

CNN Climate 2 years ago

President Donald Trump is promising to unleash the US timber industry by allowing companies to raze swaths of federally protected national forests. The executive order — which calls for the ramping up of the domestic timber production to avoid reliance on "foreign producers" — was followed three days later by sweeping 25% tariffs on Canadian products, including lumber. The United States has an "abundance of timber resources that are more than adequate to meet our domestic timber production needs," the executive order says. However, it's more complex than simply swapping out Canadian imports for homegrown timber, said industry experts, who warned tariffs could end up increasing lumber and building costs — and even push up housing prices for consumers. Meanwhile, environmental groups say clearcutting national forests will pollute the air and water, endanger wildlife and exacerbate climate change. "Trump's order will unleash the chainsaws and bulldozers on our beautiful, irreplaceable federal forests," said Randi Spivak, public lands policy director at the Center for Biological Diversity. "This is a particularly horrific move by Trump to loot our public lands by handing the keys to the kingdom over to big business," Spivak said. Tap the link in @cnnclimate bio for more. 📸 : Amanda Loman/AP/File, Andrew Lichtenstein/Corbis News/Getty Images, Mario Tama/Getty Images

layersDaily Sustainability Digest

Published about 9 hours ago



Climate damage and material waste are reshaping sustainable construction more forcefully than certification culture. The loss of 38 homes to wildfire in the Midlands has exposed the need for sustainable building design that treats fire resilience, flood resistance and passive survivability as core requirements. Shropshire fire crews’ warnings over escalating wildfire and flooding extremes underline a decisive shift for green construction: buildings must be designed for volatility, not historic weather patterns.

The UN’s warning that climate impacts could displace millions across South Asia raises direct implications for environmental sustainability in construction.

Large-scale migration would intensify pressure on housing delivery, infrastructure finance, sustainable urban development and supply chains for low carbon construction materials. Adaptation is now a construction pipeline issue, requiring life cycle thinking in construction, robust building lifecycle performance and a clearer link between resilience, life cycle cost and whole life carbon.

Materials innovation is moving towards the circular economy in construction. Plans for a wind turbine recycling facility at the Port of Inverness show renewable infrastructure confronting end-of-life reuse in construction. The sector’s claims on circular economy performance will increasingly depend on measurable circular construction strategies, resource efficiency in construction and sustainable material specification, not marketing language. Embodied carbon, embodied carbon in materials and the carbon footprint of construction must be assessed alongside operational energy if net zero carbon buildings and net zero whole life carbon targets are to be credible.

Research converting waste plastics, packaging and old CDs into polymer networks that harvest moisture from air points to future green building products and construction-adjacent materials for water-stressed regions. The science remains early stage, yet it supports the wider move towards low embodied carbon materials, renewable building materials where appropriate, and practical eco-design for buildings.

Laboratory findings showing duct tape outperforming sandbags as a flood defence reinforce a key lesson for sustainable architecture: resilience can come from inexpensive, rapidly deployable measures as well as major green infrastructure. The direction is clear. Sustainable construction is expanding beyond carbon accounting into whole life carbon assessment, lifecycle assessment, low carbon design, circular economy principles and climate practicality. The strongest projects will combine energy-efficient buildings, lower embodied carbon, carbon footprint reduction and durable adaptation to a harsher world.

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