This lecture covers ESG regulation in the European Union, focusing on the new EU taxonomy and conditions for environmentally sustainable economic activities. It also delves into EU ESG regulations for asset managers and firms, such as the Sustainable Finance Disclosure Regulation and the Corporate Sustainability Reporting Directive. The comparison with the United States' laissez-faire approach is discussed, along with the role of large shareholders in governance. The lecture explores strategies for effective engagement, ESG activism, and the impact of ESG investing on performance and cost of capital.