Community Members
Activities
7 years ago
Ralf Lippold added a comment to proposal Hydrofarm Spacecraft Carrier
7 years ago
Ralf Lippold added a comment to proposal More "Living Façades" on building exteriors
7 years ago
Ralf Lippold added a comment to proposal Black Pavilion is a new level in the energy efficiency of buildings
7 years ago
Ralf Lippold added a comment to proposal Zeo hollow building bricks & pouches
7 years ago
Ralf Lippold added a comment to proposal Bldg/Climate Solution: Train Uninformed Engineers/Engage Obstructionists
8 years ago
8 years ago
Ralf Lippold voted for proposal What is climate change and what do I have to do with it?
8 years ago
Ralf Lippold retracted support for proposal Game-Changer Direct Measure of GHG Emissions Take Tamale Ghana to Zero Carbon
8 years ago
Ralf Lippold is supporting proposal Solar powered aircraft
8 years ago
Ralf Lippold is supporting proposal Water-Energy Nexus
8 years ago
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