Nancy Lindisfarne and Jonathan Neale write: Last week Greta Thunberg posted the picture above on her Twitter (X) account. Many people in the press criticized her because they themselves supported the Israeli bombing and opposed a ceasefire. Some of those people called her, ludicrously, antisemitic. There was also criticism from some climate activists in Germany, Austria and Israel. Beyond that, there was little open criticism from the climate movement, and much support on social media. This is a historic moment for the global climate movement. This article explains why.
The photo reminded us of Martin Luther King’s speech on the Vietnam War at the Riverside Church in Manhattan on 4 April 1967. King had maintained a public silence on the War for the two years after President Johnson sent 500,000 troops to Vietnam. Now he broke that silence to call for peace and American withdrawal.
Many of his advisers, and many liberals had urged him not to speak out, saying that it would split the civil rights movement and turn President Johnson’s government against them.
King went ahead. In an eloquent and closely argued speech, he said that he had been urging nonviolence on young African Americans rioters. They had replied to him with a question: What about Vietnam?
Their questions hit home, and I knew that I could never again raise my voice against the violence of the oppressed in the ghettos without having first spoken clearly to the greatest purveyor of violence in the world today—my own government. For the sake of those boys, for the sake of this government, for the sake of the hundreds of thousands trembling under our violence, I cannot be silent.[1]
King’s courage strengthened opposition to the war, particularly among Black Americans, and especially among Black American soldiers. But the effect of his words went far wider as well.
King also told the truth – the war was racist. And it was the same racism that characterized American society. And by telling the truth King saved his own integrity.
The Photo
Greta Thunberg’s speaking style is very different from King’s. He was the greatest rhetorical speaker in America in the twentieth century. He reached for the strongest effects, for metaphors and the rolling rhythms of Southern preachers and gospel music.
Greta is a master of plain speech. Her longest speeches are short, clear and passionate. Her tweets are compact, honest, devastating. And in this picture there are only twelve words. But together they carry a complex argument.
Look again at the four young women. Greta holds a sign that says “Stand With Gaza”. Because she is instantly recognizable, the most important leader in the climate movement, this carries a message: The whole climate movement should support Palestine. It’s a call for change. And she is choosing her words carefully: Stand With Gaza. Not peace, not ceasefire, though she supports both. But no, solidarity is the starting point.
Behind her another young woman holds two words: ‘Climate Justice’. She is saying this is about climate. And this is about justice. As with King, we cannot talk about climate justice if we do not support the most important issue of social justice in the world right now.
A third woman holds two words: “Free Palestine”. They are written on a piece of paper, or cardboard, on which someone has painted the colours of the Palestinian flag. Again, that means peace, but far more. This is an intervention on the radical side of the issue.
The fourth woman has five words: “This Jew Stands With a Palestine.” Our solidarity is not antisemitism.
Take a moment to look at those expressions again.

Each face tells a story, and each tells a different story.
The Climate Movement is Changing
This picture, these four women, are a response to a moral imperative. This is a response to a unfolding great atrocity. That is the most important matter here, and that is enough.
But this solidarity is also historically important for the climate movement.
Here is why.
This is a change. All through the days of the mass school strikes, Greta insisted that the movement had to be nonpolitical. For example, she refused to support a Green New Deal because it would split the movement. She did not then comment on matters beyond climate.
This made sense to her, as it made sense to many people in the climate movement. And on some level, she may still have hoped against hope for action by the politicians.
Then two things happened. First, in October 2019 Thunberg called for adults to join the school students on strike. She said that if they did not, the students could not win. Large numbers of trade unionists did strike in Germany and Australia, and nowhere else.
The conclusion was clear. Greater power was needed. Only a global movement for social justice in all its forms could deliver that.
The other conclusion was that the leaders of the world would not act. Form the UN climate talks in Glasgow in 2021 she sent two tweets that condensed the argument. One was “Blah, blah, blah. Fuck you.” The other was “Uproot the system”.
Racism
Gaza matters because of seventy-five years of suffering, and because human beings, children, women and men are dying there in great numbers.
But those are not the only reasons why so many people have marched in solidarity in so many countries. This is also a great public racist massacre. This is the racism of centuries of white supremacy made murderous flesh again.
People know this, all over the world. It is why African Americans and people of colour are so central to the marches in the United States, and why all the thirteen representatives in the US Congress who have called for a ceasefire are people of colour.
Most people in Africa, Asia and Latin America know this too. But so do many, many white people in Europe and North America. So do people in the Middle East, acutely, in their guts, enraged and in sorrow. And so, as we have seen, do many Jewish people in New York, Washington and Tel Aviv.
This is why the movement has been so enormous. We want to rid the world of racism and we are saying all lives matter.
The scale of these movements has frightened the governments of the world. That is why the secretary general of the United Nations and most of the governments of the world have called for a ceasefire.
The Future
This is where the future of Palestine, the future of the climate movement and the future of humanity come together.
For one thing, climate change will bring us many massacres like Gazas, many punishments of refugee camps. Runaway climate change will cover the world with walls, camps, barbed wire, hungry refugees and government massacres.
The fight against such a future starts now.
But there’s more. Pakistan has at least housed many refugees for decades. Almost all of Europe is far worse, and there hatred of refugees fuels racism and a turn to the far right.
But also, we know by now that we cannot stop climate change without a massive, committed climate movement across the world, willing to take power to save us all.
We cannot do that without the active support of the majority of workers and peasants in Africa, Latin America and Asia. There are many reasons. The people in the poorer countries of the Global South are 80% of humanity. Back in 2019 those countries already produced 62% of global fossil fuel emissions. Soon enough they will produce two-thirds.
That means we cannot stop climate change unless the people in those countries insist upon an economy that brings them a decent standard of living through renewable energy.
Moreover, the great social movements of the last hundred century strongest, and most important in the countries of the Global South. After all, that is where people have suffered most. And since the Arab Spring, and all the great movements against dictatorship, the social movements have again been strongest in the South.
And the impact, the horror, of climate change will be worst in the South.
The movements in Europe and North America still matter. We write this in England, and Thunberg made that photo in Sweden. And people in the South will not stop climate change if the North refuses to do so. We are all in this together. But what happens in the South will matter more.
That is why standing with Gaza against racism matters for the future of the climate movement.
But there is another link. To stand with Gaza is to stand with life against death. To stand against climate change is to do the same on a far larger scale.
This photo, just a photo, is a moment in human history. By contrast, Gaza is the most important issue in the world right now. But this is also a turning point in the climate movement.
There will be many more horrors. We are embarked on the mother of all struggles to save each other and all living things. There will be many more such moments, and some of them will be even worse. But the direction of change for the climate movement is becoming clear.
Like the signs say: Stand With Gaza. Climate Justice.
Nancy Lindisfarne and Jonathan Neale’s most recent book is Why Men? A Global History of Violence and Inequality (Hurst, 2023).
[1] Eig, Jonathan. King: The Life of Martin Luther King. Simon & Schuster UK, 520.

The actions of the State of Israel in response to the Hamas attacks are insanely irresponsible and, sadly, completely predictable. The creation of Israel was due in large part to the compassion of the world of nations in response to the atrocities committed upon Jewish peoples by Nazi Germany in the 1930s and 40s. The irresolvable issue is that Israelites believe that Yahweh gave this land exclusively to those of Jewish faith, but Palestinians believe that Allah gave this land exclusively to those of Muslim faith. The terrifyingly unbelievable issue is that over the previous 70 years the State of Israel has increasingly oppressed and dehumanized Palestinians, acting in much the same manner as did Nazi Germany in its oppression of Jewish peoples. As much as I admire Greta Thunberg, I do not think Climate Justice is the root of the Israel-Palestine catastrophe. It is religious hatred, that ancient and incurable evil that will go on for a long as organized religions exist.
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