Carbon has a bad name. The 2015 Paris climate agreement calls for a balance between carbon dioxide emissions to the atmosphere and to earthbound carbon sinks1. Climate Neutral Now, a United Nations initiative, encourages businesses and individuals to voluntarily measure, reduce and offset their greenhouse-gas emissions by 2050. The American Institute of Architects has challenged the architecture community worldwide to become carbon neutral by 2030. The Carbon Neutral Cities Alliance, an international network of urban-sustainability directors, aims to slash its cities' greenhouse-gas emissions by 80% by 2050..Continue Reading Here.