Peer communities develop and diffuse needs-oriented technologies in various fields of sustainability transition. However these technical changes need to be complemented by behavioural changes and new social practices. The reliance on bottom-up participation increases the transformative potential of peer innovation.
Transport causes considerable pollution of the environment and risks to human health. Conventional motor vehicles emit pollutants and pollute the air we breathe, water and soil. Yet mobility is
an important prerequisite for economic and social development. To limit environmental pollution, more environmentally friendly mobility options must therefore be developed.
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Energy production is the main cause of anthropogenic climate change, and the use of fossil fuels causes enormous greenhouse gas emissions. Energy system transformation is therefore one of the
central challenges of the socio-ecological transformation towards sustainability.
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Both the potentials and the challenges of the transformation to sustainability are increasingly concentrated in cities in the course of rapid urbanisation. The problems facing cities are as diverse as their inhabitants.