As the world reflects on pledges made at the United Nations climate conference (COP26) to reduce carbon emissions, and scientists develop new ways to scale up renewable energy, ±«ÓãÖ±²¥â€™s efforts to contribute to a cleaner, carbon-free future will take another big leap ±«ÓãÖ±²¥ thanks to a $2-million donation from TD Bank Group (TD).