New discussion paper

von Buttlar J., Zscheichler J., Rammig A., Sippel S., Reichstein M., Knohl A., Jung M., Menzer O., Arain A., Buchmann N., Cescatti A., Gianelle D., Kieley G., Law B.E., Magliulo E., Margolis H., McCaughey H., Merbold L., Migliavacca M., Montagnani L., Oechel W., Pavelka M., Peichl M., Rambal S., Raschi A., Scott R., Vaccari F., van Gorsel E., Varlagin A., Wohlfahrt G., Mahecha M. (2017) Impacts of droughts and extreme temperature events on gross primary production and ecosystem respiration: a systematic assessment across ecosystems and climate zones. Biogeosciences Discussions, doi: 10.5194/bg-2017-393.