Photo by James Whitlow Delano @jamewhitlowdelano for...

Every Day Climate Change 2 years ago

Photo by James Whitlow Delano @jamewhitlowdelano for @everydayclimatechange. 1. Man braces a sandstorm rips through a dry wadi that has not seen any water for years, delivering sand from the Sahara. Every year, in the past, this wadi would fill will water seasonally but no longer with the climate crisis meaning less rain here and in the Atlas Mountains from where this wadi begins and because of the the al-Mansour Eddahbi Dam, built in 1971/72, at the base of the Atlas Mountains. The dam was supposed to provide better water management by regular releases of water from the dam for communities. Before 1972, the Wadi Draa River, its source in the Atlas Mountains, would run all the way down through the Valley of Draa, beyond M'Hamid and discharge in the now completely dry Lake Iriki, a former seasonal wetland. After 1972, there would be periodic releases from the dam, with certain amounts of surface water distributed to each village down the valley, M'Hamid being the last. The dam's sluice gates were said to open seven times a year but most older residents remember water filling irrigation ditches, that are now filled with Sahara sand (photo# 2), opening three or four times a year. From 1972 - 2002, sufficient filling of the dam's reservoir, to fullfill the demands of agriculture in the valley, was only been achieved 13 out of 30 years, according to a 2016 report by the University of Bonn. #climatecrisis #globalwarming #climatechange #water #desertification #mhamidelghizlane #sahara #oasis #morocco #valleyofdraa

layersDaily Sustainability Digest

Published about 49 minutes ago



The Considerate Constructors’ Scheme has tightened and standardised its checklist and scoring model across the UK and Ireland, raising the bar for sustainable construction and environmental sustainability in construction. Clearer benchmarking should make procurement more rigorous and force contractors to support sustainable building practices, sustainable building design and sustainable design claims with measurable evidence on whole life carbon, embodied carbon, whole life carbon assessment, lifecycle assessment, life cycle cost and building lifecycle performance data. That strengthens scrutiny of low carbon design, eco-design for buildings, net zero whole life carbon and the carbon footprint of construction, with greater focus on embodied carbon in materials, resource efficiency in construction and circular economy in construction.

SDCL Efficiency’s planned wind-down sends a harder signal from capital markets. Rising borrowing costs and tougher return expectations are undermining investments long seen as the practical route to decarbonising the built environment. Developers pursuing energy-efficient buildings, net zero carbon buildings and low carbon building strategies now face sharper pressure to prove commercial resilience as well as carbon footprint reduction. The market is becoming more demanding of credible whole life carbon performance and less tolerant of vague ESG claims.

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