Founded over 130 years ago, the Sierra Club is the oldest grassroots environmental organization in the United States. Its mission centers on protecting the planet through advocacy for clean air and water, wildlife conservation, and climate change mitigation. With millions of members and supporters, the Sierra Club mobilizes individuals at local and national levels to engage in grassroots activism, environmental education, and sustainable practices. The organization operates numerous local chapters, allowing communities to address local environmental issues effectively. They also offer outdoor activities and adventures that promote a connection to nature and inspire environmental stewardship.
Through campaigns, public awareness initiatives, and legal action, the Sierra Club strives to influence policies that protect the environment and promote sustainability. Their magazine and online resources provide valuable insights into green living, conservation efforts, and the challenges facing our planet today.