Air pollution and climate change are key global challenges for cities and both have large impacts on human health and economic development.
The number of countries with a national development plan has more than doubled, from about 62 in 2006 to 134 in 2018.
To fight against the biodiversity loss and to take advantage of ecosystem services that nature can offer, urban planners integrate green spaces in urban projects.
The “build back better” (BBB) approach to disaster recovery was first introduced in 2006 by the United Nations Secretary-General's Special Envoy for Tsunami Recovery, former US President William Cl