2019-01-272019-01-30Gregor Hagedorn1 Comment on Greta Thunberg speaks clearly (English transcript plus Spanish, French, Greek and Italian translations of TEDx talk at Stockholm, 2018-11-24) Greta Thunberg speaks clearly (English transcript plus Spanish, French, Greek and Italian translations of TEDx talk at Stockholm, 2018-11-24)
2018-12-192019-01-30Gregor Hagedorn4 Comments on Greta Thunberg speaks clearly (Three talks 2018, English transcripts & German translations) Greta Thunberg speaks clearly (Three talks 2018, English transcripts & German translations)
2017-09-142018-11-07Gregor Hagedorn2 Comments on War may give us hope — German: Krieg als Quelle der Hoffnung? War may give us hope — German: Krieg als Quelle der Hoffnung?
2017-08-252018-02-04Gregor HagedornLeave a Comment on Retrofitting fossil-fuel-based water and space heating with heat-pump systems – a climate change priority or just not feasible? Retrofitting fossil-fuel-based water and space heating with heat-pump systems – a climate change priority or just not feasible?
