“Nearly 80% of the world’s rivers are so badly affected by humanity’s footprint that the water security of almost 5 billion people, and the survival of thousands of aquatic species, are threatened, scientists warned today.”
“”With all the protection the EU has in place for waterways, it was surprising to see it was a hotspot for biodiversity loss. But for a long time Europeans have altered their landscapes, including the removal of 90% of wetlands and floodplains, which are crucial parts of river ecosystems,” he said.”
New York City wants to catch and store rainwater temporarily in new roof systems to stop heavy storms sending sewage spilling into city waterways.
“Bloomberg estimates the city could save $2.4 billion over 20 years if the state allows it to use this kind of green technology instead of relying on so-called grey infrastructure, such as storage tanks and tunnels.”