1 “...-of-the-art in respect of technologies, approaches, methods and projects in the field of renewable energy...”

2 “... contributions provides state-of-the-art descriptions of the topics at hand with the collective aim of offering...”

3 “... universities worldwide pursue state-of-the-art research on climate change, focussing on mitigation of its...”

4 “...This book introduces state-of-the-art approaches, methods and research, focusing on smart...”