Tax breaks and grant aid could await environmental companies prepared to set up shop in Canada's most prosperous province.
A facility using membranes inspired by seaweed looks set to revolutionise water treatment in Ontario.
A giant cooling system using water from the depths of Lake Ontario is slashing the energy consumption of Toronto's financial quarter.
Florida's rapidly-shrinking Everglades have been thrown a lifeline by a $1.75bn deal agreed by state authorities.
Despite Toronto's enviable position on the banks of Lake Ontario, its waterfront has been largely ignored by developers.
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