零碳很重要

Size Does Matter!Size MattersoFor water and sewage the size of the problem is of gargantuan proportions.oJohannesburg, the business capital of Africa’s most advanced economy, is facing Day Zero. o66% of the municipal wastewater systems in South Africa are in poor or critical condition. oAccording to the World Bank, the country risks running out of surface water resources in the near term.oSouth Africa’s water and wastewater treatment network built on large bulk centralised systems, are both collapsing and not covering huge sections of society.oCapital costs of repair let alone installing new centralised systems across the country is mind boggling.oIF it is done, unlikely to keep up with population growth and urbanisation.oSerious impact on general economic growth, which in turn will make financing even more challenging.Big Solutions for Big Problems? Clinging to known solutions may provide comfort - for a short while.oIBM dismissed the impact of the agile PC, clinging to its behemoth