New IPCC report on Oceans and Cryosphere

The IPCC has released a new scientific report reviewing scientific research on global warming and how it impacts oceans and cryosphere, and knock on effects on marine ecosystems, fisheries, coastal systems and sea level rise, and water systems.

Kristina Dahl, senior climate scientist, Union of Concerned Scientists, said:
“Our oceans have absorbed the vast majority of extra heat added to the planet by heat-trapping gases emitted by humans. As the latest IPCC report shows, the consequences for the health of our oceans and the safety of coastal communities are already grave and will worsen as the planet continues to heat up.

“The report details how glaciers and ice sheets around the world are rapidly shrinking in response to human-caused warming. This loss of land-based ice will further accelerate rising seas levels, which will have stark implications for communities whose cultures, livelihoods or water supplies are glacier-dependent, as well for coastal communities across the globe more broadly.

Australian missing in action at UN Climate Action Summit

It has been well noted that Australian Prime Minister Scott Morrison did not attend the UN Climate Action Summit.

Indeed, the Secretary General made clear that only those nations that brought updated plans would be allowed to speak. But the Australian Prime Minister could still have attended. The Government chose not to, as the Morrison Government has no plan for extra ambition, no speech written, no climate and energy policy of substance.

Australian total emissions continue to rise, with National Greenhouse Gas Inventory to March 2019 showing a 0.6% increase.

Greta Thunberg at Climate Action Summit: "young people are starting to understand your betrayal"

Three speeches from the UN Climate Action Summit: Greta Thunberg, António Guterres UN Secretary General, and Pope Francis.

Greta Thunberg full speech at UN Climate Summit, New York

"This is all wrong. I shouldn’t be standing here. I should be back in school on the other side of the ocean. Yet you all come to me for hope? How dare you! You have stolen my dreams and my childhood with your empty words. And yet I’m one of the lucky ones. People are suffering. People are dying. Entire ecosystems are collapsing. We are in the beginning of a mass extinction. And all you can talk about is money and fairytales of eternal economic growth. How dare you!

"For more than 30 years the science has been crystal clear. How dare you continue to look away, and come here saying that you are doing enough, when the politics and solutions needed are still nowhere in sight.

With today’s emissions levels, our remaining CO2 budget will be gone in less than 8.5 years.

You say you “hear” us and that you understand the urgency. But no matter how sad and angry I am, I don’t want to believe that. Because if you fully understood the situation and still kept on failing to act, then you would be evil. And I refuse to believe that.

The popular idea of cutting our emissions in half in 10 years only gives us a 50% chance of staying below 1.5C degrees, and the risk of setting off irreversible chain reactions beyond human control.

Maybe 50% is acceptable to you. But those numbers don’t include tipping points, most feedback loops, additional warming hidden by toxic air pollution or the aspects of justice and equity. They also rely on my and my children’s generation sucking hundreds of billions of tonnes of your CO2 out of the air with technologies that barely exist. So a 50% risk is simply not acceptable to us – we who have to live with the consequences.

To have a 67% chance of staying below a 1.5C global temperature rise – the best odds given by the Intergovernmental Panel on Climate Change – the world had 420 gigatonnes of carbon dioxide left to emit back on 1 January 2018. Today that figure is already down to less than 350 gigatonnes. How dare you pretend that this can be solved with business-as-usual and some technical solutions. With today’s emissions levels, that remaining CO2 budget will be entirely gone in less than eight and a half years.

There will not be any solutions or plans presented in line with these figures today. Because these numbers are too uncomfortable. And you are still not mature enough to tell it like it is.

You are failing us. But the young people are starting to understand your betrayal. The eyes of all future generations are upon you. And if you choose to fail us I say we will never forgive you. We will not let you get away with this. Right here, right now is where we draw the line. The world is waking up. And change is coming, whether you like it or not.