US cities are doing green infrastructure, but in bits and pieces. Today’s climate-driven floods require a much broader approach to create true sponge cities that are built to soak up water.
The scaling back of Saudi Arabia’s colossal Line project from a 170 km long linear city to only 2.4 km is a clear warning to the viability of other urban mega-projects in a warming world.
How long will it take for electric vehicles to cut emissions and improve air in our cities? Longer than we think – because petrol and diesel make up almost all of the fleet.
These electric aircraft take off and land vertically so they don’t need runways. And they promise a quieter, more accessible and less polluting form of short-distance air travel than helicopters.
A major focus of the federal government’s defence policy update is the need to develop quantum-based defence technology that will help Canada address two big threats: the Arctic and cyber security.
Wild bees face risks from domesticated bees, habitat loss, and climate change. Supporting bee diversity in Ontario is an important component of promoting a healthy environment.