Toward a sustainable materials system
Global annual material use reached 90 billion tons in 2017 and may double by 2050. This unsustainable growth has impacts on everything from landscape degradation and habitat loss...
Efficiency
Global Fuel Economy Initiative
Matteo Craglia and Leonardo Paoli from the Resource Efficiency Collective worked with colleagues at the International Energy Agency to publish the latest Global Fuel Economy Initiative (GFEI) working...
Technical limits for energy conversion efficiency
To reach climate targets, unprecedented levels of energy efficiency improvements are required. To prioritise investments, it is necessary to know the energy saving potential associated with each action....
Do technical improvements lead to real efficiency gains? Disaggregating changes in transport energy intensity
This paper uses driver reported data and shows that the real fuel efficiency of new cars in Great Britain has improved by far less than widely reported. This...