Amazon via its Climate Pledge Fund, an investment company, led a $31m Series A round in Ambient Photonics, an energy harvesting technology provider, with participation from Ecosystem Integrity Fund, Future Shape and I Squared Capital. “EIF invests in innovations that help industry leaders solve tough sustainability and business problems at scale. We believe Ambient has the potential to catalyze more sustainable systems across growing global industries, including consumer electronics, smart home and IoT. Ambient’s technology offers the first viable solution to cost-effectively power these devices with clean, renewable energy,” Sasha Brown, EIF Partner.