Joni Mitchell is a Canadian singer-songwriter known for her environmental activism and songs like "Big Yellow Taxi" and "The Circle Game", which address environmental concerns.

Glastonbury Festival in the UK is known for its commitment to sustainability, using renewable energy sources, promoting recycling and composting, and working to reduce its carbon footprint.

Sting co-founded the Rainforest Alliance, an international non-profit organization that works to conserve biodiversity and promote sustainable land use in tropical forests.

Björk released the album "Songs for Tibet" in 2007, featuring collaborations with Tibetan musicians and addressing the environmental and cultural challenges faced by Tibet.

Thom Yorke directed the music video for Radiohead's song "The National Anthem", which features footage of melting glaciers and addresses the urgency of climate change.

Paul McCartney has been involved with Greenpeace for many years, participating in protests against whaling and nuclear testing, and using his music to raise awareness about environmental issues.

Massive Attack's album "Heligoland" features songs that explore environmental themes and climate change, with lyrics and music that reflect the urgency of these issues.

Michael Jackson's song "Earth Song" is a powerful ballad that highlights the devastating effects of environmental degradation and calls for collective action to protect the planet.

Farm Aid is a music festival founded by Dave Matthews Band in 1999, which aims to raise awareness about family farmers and promote sustainable agriculture, featuring performances from various artists.

Neil Young has been involved with Friends of the Earth and has released songs like "Heart of Gold" and "After the Gold Rush" that address environmental concerns and the importance of protecting nature.

Radiohead's album "Kid A" features songs that delve into environmental themes and the relationship between technology and nature, with lyrics and music that reflect the band's concerns about the state of the planet.

Louis Armstrong's rendition of "What a Wonderful World" became an iconic song that celebrates the beauty of nature and the importance of protecting the environment.

Peter Gabriel founded Real World Records, a record label and environmental organization that supports artists and projects focused on sustainability and raising awareness about environmental issues.

Thom Yorke of Radiohead is known for his involvement with 350.org and has used his music to raise awareness about climate change, performing at events and releasing songs that address the urgency of the issue.

The 1975's album "Notes on a Conditional Form" features songs that address climate change and the impact of human activity on the environment, with lyrics and music that reflect the band's concerns about the future of the planet.