由于气候变化,印度的水利部门正面临着水资源日益变化和不可预测的问题。储水和配水基础设施不足,以及将气候适应能力纳入水管理政策不足,加剧了这一问题。IPCC第六次评估报告强调了这一点。主要威胁包括极端天气事件、气温上升、不稳定的季风和海平面上升,影响农业、工业、生态系统和整体水安全。
洪水是美国最昂贵的自然灾害之一。自2018年以来,大西洋中部地区几乎每个季节都会发生极端降水引发的洪水,导致财产损失、商业中断、人员受伤和生命损失。由于气候变化,这些事件预计将在未来恶化,除非加强雨水规划和管理,以减轻当前和未来的洪水风险,否则整个地区的社区将继续遭受重大损失。然而,极端降水的规划给雨水管理机构带来了一系列挑战。
South Africa’s worrying state of wastewater management requires urgent public-private partnerships to accelerate technology development to improve the current situation, says Dr Rembu Magoba, Manager of the Council for Scientific and Industrial Research (CSIR) Water Research Centre. Dr Magoba was speaking at the Africa Water, Waste and Green Energy Conference held in Cape Town recently. Government representatives, business leaders and decision-makers from African countries attended the conference. The country's wastewater treatment system has worsened over the years since 2013. 39% of assessed wastewater treatment systems are now classified as critical, a drop from 29% in 2013.
Johkasou是一个分散的废水处理系统,处理抽水马桶的人类排泄物和厨房、浴室等的生活污水。在日本的城市地区,公共污水系统用于集体废水处理;但在城市化控制区、宽松监管区和其他人口密度较低的地区,Johkasou可以成为一个更经济的分散式污水处理系统