sustainability(ability to sustain something) noun [UK: sə.ˈsteɪ.nəb.l̩] [US: sə.ˌste.nə.ˈbɪ.lə.ti]Bicycles are tools for urban sustainability. = Las bicicletas son una herramienta para la sostenibilidad urbana.
insostenibilidadnoun
unsustainability(state or condition of being unsustainable) noun [UK: ˌʌnsəsˌteɪnəˈbɪlɪti ] [US: ˌʌnsəˌsteɪnəˈbɪlɪti ]