The Hot Heart of Helsinki
decarbonizing the heating system and building floating tropical forests
Hot Heart – a series of islands with the dual function of storing thermal energy storage and serving as a hub for recreational activities – has won the Helsinki Energy Challenge, which aims to decarbonize the heating system of the Finnish capital by 2030.
Hot Hearth is an international collaboration for the Helsinki Energy Challenge developed by
CRA-Carlo Ratti Associati (Design)
Ramboll (General Engineering) – Mika Kovanen, Kreetta Manninen
Transsolar (Climate Engineering) – Monika Schulz, Thomas Auer
Danfoss Leanheat® (Demand Management Engineering) – Oddgeir Gudmundsson, Jukka Aho, Juho Nermes, Lauri Leppä, Nico Klecka
Schneider Electric (Technology Partner for Sustainability and Energy Efficiency) – Jani Vahvanen
OP Financial Group (Financial Analysis)
schlaich bergermann partner (Lightweight Structural Engineering) – Mike Schlaich, Boris Reyher
Squint/Opera (Communications Partner)
CRA team: Carlo Ratti, James Schrader (Project Manager), Alberto Benetti, Federica Busani, Rui Guan, Stephanie Lee, Juan Carlos Romero and Chenyu Xu
Renderings by CRA graphic team: Gary di Silvio, Pasquale Milieri, Gianluca Zimbardi
Video by Squint/Opera