Every winter, millions of monarch butterflies journey thousands of miles across...

CNN Climate 2 years ago

Every winter, millions of monarch butterflies journey thousands of miles across North America to spend winters in the forests and mountains of central Mexico. But over the years, the beloved butterfly has seen such a troubling decline in its population that US wildlife officials on Tuesday announced a proposal to help protect the species. The US Fish and Wildlife Service proposed listing the monarch butterfly as threatened with extinction under the Endangered Species Act. The law states that a species is labeled “threatened” when it is likely to become endangered within the foreseeable future. Flitting from flower to flower, sipping nectar to pollinate plants, the monarch plays a significant role in maintaining its ecosystem’s biodiversity. The species, with its iconic orange-and-black markings, is a vital food source for various animals. However, growing threats such as habitat loss from illegal logging, exposure to insecticides, and the climate crisis have dramatically shifted the monarch’s breeding and migratory patterns. Read more at the link in our bio. 📸: Tess Crowley/Chicago Tribune/Getty Images

layersDaily Sustainability Digest

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Wildfires destroying homes in the Midlands and Shropshire crews moving between fire and flood show why sustainable construction must now treat climate resilience as a core design requirement. Sustainable building design, low carbon design and eco-design for buildings need to account for overheating, fire risk, drainage capacity, defensible space and durable fabric performance.

Whole life carbon, embodied carbon and life cycle cost are becoming inseparable from safety, insurability and asset value, making whole life carbon assessment and lifecycle assessment essential tools for developers, councils and investors.

Karachi’s mangrove loss reinforces the construction value of green infrastructure and nature-based flood protection. Tidal creeks, mangrove belts and resilient coastal landscapes can reduce erosion, store carbon and protect communities, supporting environmental sustainability in construction without relying solely on hard engineering. For sustainable urban development, green construction and eco-friendly construction must prioritise site planning, biodiversity and building lifecycle performance alongside energy-efficient buildings and net zero carbon buildings.

Plans for a wind-turbine recycling facility in the Scottish Highlands point to a more mature circular economy in construction. Renewable infrastructure must address end-of-life reuse in construction, resource efficiency in construction and the embodied carbon in materials, especially composite blades and complex low carbon construction materials. The shift supports circular construction strategies, low embodied carbon materials and net zero whole life carbon targets, aligning with BREEAM, BREEAM v7 and wider expectations for environmental product declarations (EPDs). The strongest signal for decarbonising the built environment is clear: sustainable building practices must measure the carbon footprint of construction across design, use, maintenance and decommissioning.

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