A fireman works to extinguish a fire at a forest near Porto Velho, Brazil.
You didn't cause the fires, but you can help prevent them spreading.
International Physicians for the Prevention of Nuclear War, which won the Nobel Peace Prize in 1985, is one example of doctors’ involvement on the political stage.
Wellcome Images/Wikimedia Commons
Doctors have long taken up global issues, from nuclear war to ozone depletion and climate change, and helped shift the course of history.
A diverse coalition is resisting pipelines and other big projects.
AP Photo/Manuel Balce Ceneta
By appealing to the hearts and minds of their white neighbors, Native Americans are carving out common ground. Together, these different groups are building unity through diversity.
‘Vhils’, a Portuguese street artist, chisels an endangered orangutan onto a wall in the city of Medan, Indonesia.
splashandburn / instagram
Banksy's 'boy in falling snow/pollution' is part of a worldwide movement of artistic activism against environmental problems and climate change.
The movement to kickstart a radical transformation of our society has begun. For the sake of our children – and their children – it must succeed.
Virginia Delegate Chris Hurst, a Democrat, at a Mountain Valley Pipeline protest before he took office.
AP Photo/Steve Helber
Whether they aim to stop pipelines in Virginia or block Pacific Northwest export terminals, organizers are trying to 'keep it in the ground' to save the climate.
People will listen more when they like what they’re hearing.
Facts will only get you so far when it comes to climate change. To get conservatives on side, climate communicators must focus on the values conservatives hold dear, such as preserving the status quo.
Photo Jorge Alvarez Romero.
New global communities of concerned citizens can help protect iconic places such as the Great Barrier Reef. But the scope of these remote communities must extend beyond mere 'slacktivism'.
Vasin Lee / Shutterstock.com
What if extreme weather events could be attributed to human-induced climate change with confidence?
Most U.S. environmental organizations are less diverse than this group of Californian environmental justice leaders.
How could green groups attract more diverse volunteers? Maybe they could put more time and energy into outreach toward the people most affected by environmental injustices.
Protesters against the Roe 8 project make their voices heard outside WA Premier Colin Barnett’s office.
Beeliar Wetlands Supporter
Campaigners in Perth are fighting the destruction of bushland for a new highway. They have two of three historically important factors on their side.
Tensions on the bridge.
Standoff over North Dakota pipeline and Chief Sitting Bull's Standing Rock is another broken promise made to Native Americans.
Michael McCarthy's memoir is a timely reminder of the destruction of the natural world.
The games begin: satirising Christmas consumerism outside a French shopping centre.
The global activist escapades that make up the Climate Games remind us that climate politics isn't just confined to the United Nations summit in Paris.
The Nairobi-Thika highway is being built by China Wuyi, Sinohydro and Shengeli Engineering Construction, and is funded by Kenya, China and the African Development Bank.
China offers an alternative to traditional donors and investors in low- and middle-income countries. Adding to its appeal is its focus on infrastructure projects.
Activists in Paris, prevented from marching by the security situation, have resorted to putting shoes on the ground.
It’s hard not to feel for France’s climate activists on the eve of the Paris climate talks. The Government’s decision to prevent large-scale climate marches and protests planned for the weekend preceding…
Climate campaigners take to Sydney’s streets in 2009.
AAP Image/Dean Lewins
Thousands will take to the streets across the world ahead of the Paris climate summit - but how much difference have the past 25 years of climate marches made?
All in the same boat? A Oxfam protest outside the Lima 2014 climate talks.
For as long as the United Nations has been holding climate summits, protesters have been gathering outside them to bemoan the rate of progress and call for tougher action.
South Africa is heavily dependent on burning coal to generate electricity.
Environmental racism remains a reality in South Africa. It is poor, black citizens who live on the most damaged land and in the most polluted neighbourhoods.
The court ruled that Dutch citizens have a legal right to be protected from climate change.
Moyan Brenn/Flickr/Wikimedia Commons
For the first time, a court has ordered a government to strengthen its climate targets. It's a watershed, not just for the Netherlands but potentially for countries such as Australia whose targets have been criticised.