The next few decades will be the most rapid period of urban growth in human history, with 2.6 billion additional urban dwellers expected by 2050 (UNPD, 2011). All pleople will need water, but surprisingly little is known globally about where large cities obtain their water or the implication of this infrastructure for the global hydrologic cycle.
More than 2.5 billion people don’t have access to basic levels of fresh water for at least one month each year – a situation growing ever more critical as urban populations expand rapidly
Traditionally, cities, facing increased demand for water, along with variable supply, have relied on large-scale, supply-side infrastructural projects such as dams and reservoirs.
This is termed ‘supply-side’ management. According to Robert Brears in his blog, this supply-side management is out dated.
Its costly in economic, environmental and political terms. Read More
London Mayer Boris Johnson, made a deal with Toyota, bringing 12 hydrogen cars to the UK Capital by the end of 2015
Boris Johnson, mayor of London, announced that some of the world’s most advanced new hydrogen cars will come to London. He is promoting the cleanest, greenest, energy technology for the future of transport and infrastructure in the capital.
Johnson: “It’s tremendous to drive the hydrogen powered Toyota.”
Toyota made a deal to deliver 12 brand new Mirai hydrogen powered vehicles to London. Four will be taken on by Transport for London to assist with essential engineering and maintenance work carried out between bus stops and Tube stations.
The Mirai is the first hydrogen fuel cell sedan vehicle to be commercially mass produced. By the end of 2015,all 12 of the vehicles will be driving in London, used by private hire fleets and green minded businesses.