Bill McKibben

"The logic of endless growth is the logic of a cancer cell."

"To be alive now is to be called to action."

"We have built an economic system that requires destruction to function."

"The climate crisis will not be solved by shopping or small lifestyle changes."

"We need to build a civilization that runs on the sun, not on the carbon we dug up millennia ago."

"Love of place, love of the particular, is what will save us."

"The most important thing we can do right now is imagine and work toward a different future."

"We're addicted to growth, and that's the problem."

"The beauty of the world has two edges, one of laughter, one of anguish, cutting the heart asunder."

"Climate change is no longer a future threat—it's our present reality."

"We need to think about what we owe to the future, not just what we can extract from it."

"The fossil fuel industry has spent billions convincing us that climate change is debatable."

"Every fraction of a degree matters when it comes to the climate crisis."

"Hope is not a strategy, but despair is even worse."

"We have the technology to solve climate change. What we lack is the political will."

"The fight for the planet is also a fight for justice."

"Renewable energy isn't just good for the environment—it's good for our economy."

"We're living through a mass extinction event, and we're the cause of it."

"Young people understand what's at stake better than anyone."

"Consumerism is killing the planet, and we need to fundamentally rethink our relationship with stuff."

"The melting of the polar ice caps is one of the most visible signs of our planetary crisis."

"We can't sustain infinite growth on a finite planet."

"The fossil fuel era is coming to an end—the only question is how quickly."

"Climate change is the greatest threat to human civilization."

"We need to divest from fossil fuels and invest in renewable energy."

"The Arctic is melting at three times the rate it did a few decades ago."

"Our addiction to oil has bankrupted our future."

"The climate crisis is fundamentally about justice and inequality."

"We've known about climate change for decades, yet we've done almost nothing."

"The transition to clean energy is inevitable—the question is whether it happens in time."