"By constantly looking at the surfaces that could still accommodate solar installations, we may be overlooking one possibility: roofs that are already equipped," points out Alban Bitz, director of SI-REN.
The ambition to continue the development of green, reliable and cost-effective energy sources gave rise to new and numerous discussions at the seventh edition of Building Bridges in Geneva.
Based in a laboratory at the EPFL Innovation Park, the start-up is behind a technology capable of destroying methane when it is present at concentrations too low to be recovered and valorized.
"While it puts manufacturers under pressure, the fall in costs benefits project developers, electricity producers and suppliers, as well as consumers," explains Christian Rom, manager at DNB Asset Management.
Interview with Michel Kulak, deputy director of sustainable investment research at Robeco.
"The summer of 2026 showed what inaction costs; the courts, for their part, have begun to say who must be held responsible for it," emphasize François de Cambiaire and Lydia Méziani, lawyers at de Cambiaire & Méziani Associates.
Interview with Mélanie Beyeler, Global Head of Sustainable Investing at EFG.
By combining energy management systems, decentralized generation and storage solutions, facility managers have a strategic opportunity: to transform their buildings according to the "building as a grid" model, says Kamal Mehta, Product & Offer Manager EMEA at Eaton.
"While nuclear power is necessarily part of the long term, photovoltaics and batteries fall into a different timescale: that of the needs we must meet today," says Richard Mesple, CEO of Local Energy.
Interview with Marie-Laure Chapatte, CSR Manager at the Neuchâtel Cantonal Bank (BCN).
"The rise of renewable energy and the reduction of our consumption of oil and gas have allowed Switzerland to avoid 31 billion francs in fossil fuel imports over the past fifteen years," says Pierrette Rey, spokesperson for WWF Switzerland.
Faced with soaring gas prices, several countries — including China and India — have substituted coal for gas to produce their electricity, as highlighted by the latest semiannual report of the International Energy Agency (IEA).
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