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Pedro Cisterna Gaete

@pedrocig

Climate Lawyer|PhD and LLM University of Edinburgh |Climate equity(Law&Policy) Transnational Climate&Environmental law-Property&Urban Law|

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03.11.2023
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Latest posts by Pedro Cisterna Gaete @pedrocig

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I'm from the BiobΓ­o region,where devastating fires happened this weekend. Although Chile has progressed in DDR,still structural constraints(urban informality) define the disasters effect on vulnerable populations.Adapting institutional structures to face these atrocious events is crucial and urgent.

21.01.2026 17:16 πŸ‘ 19 πŸ” 9 πŸ’¬ 0 πŸ“Œ 0

For clarifying purposes. The US joined the UNFCCC through congressional approval, which means a president cannot simply withdraw through an executive order.
The Paris Agreement is different: it was adopted through executive authority, making withdrawal procedurally much easier.

13.01.2026 22:32 πŸ‘ 7 πŸ” 2 πŸ’¬ 0 πŸ“Œ 1

Just came back to this platform after having some issues with my password. Happy to be here again.

13.01.2026 22:27 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Preview
Center-right MEPs block effort to blunt far-right control over climate law A motion to fast-track the 2040 climate target through the European Parliament narrowly failed on Wednesday.

Bad news from the EU.Regressions from the most climate progressive region on the planet.Highly concerning, especially with Trump in power.Also, the FinancialTimes today published that 79% of solar energy projects globally are taking place in China.What is changing?
www.politico.eu/article/cent...

10.07.2025 02:02 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

11/Bottom line:
OC-32/25 sets justiciable regional standards, guides future climate-due-diligence laws, and may influence the upcoming ICJ Advisory Opinion.
A qualitative leap forward for climate & human rights in Latin America.

04.07.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

10/
This validates:
β†’ Rights-of-nature frameworks (e.g., legal personhood for rivers)
β†’ Public-interest litigation to protect ecosystems
β†’ Stricter scrutiny of projects affecting vital carbon sinks

04.07.2025 12:37 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

9/D. Nature as a legal subject
The Court embraces a post-anthropocentric view:
β†’ Nature, including the climate system, is a subject of rights (ΒΆ284–286)
β†’ Irreversible harm to the environment is prohibited under jus cogens (ΒΆ287–294)

04.07.2025 12:37 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

8/
This aligns climate justice with practical burden-sharing tools:
β†’ Finance
β†’ Technology
β†’ Loss & damage
β†’ Cooperation
A boost to LAC's position at future COPs.

04.07.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

7/
β†’ Domestic targets (NDCs) must integrate intra- & intergenerational equity (ΒΆ324–327)
β†’ Within sectors, actors with greater responsibility or risk must bear greater burdens (ΒΆ350)

🎯 A just allocation of climate burdens becomes a legal imperative.

04.07.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

6/βš–οΈC. Equity and differentiated obligations
The reinforced duty is shaped by common but differentiated responsibilities (UNFCCC Art. 3.1).
β†’ Developing states are not exemptβ€”but cooperation is key. (ΒΆ237)

04.07.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

5/🌱B. A right to a healthy climate
The Court recognizes an autonomous human right to a β€œhealthy climate”—understood as a climate system free from dangerous, human-induced interference. (ΒΆ299–303

04.07.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

4/
Stricter oversight for high-risk sectors (fossil fuels, cement, agribusiness).
This gives teeth to the polluter pays principle and opens the door to CSDDD/CSRD-style lawsβ€”but with climate-specific obligations and a stronger role for state oversight.

04.07.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

3/
This reinforced standard also applies to businesses:
β†’ Mandatory climate due diligence across value chains
β†’ Emissions disclosure
β†’ Transition plans
β†’ Penalties for greenwashing (ΒΆ346–351, 353–354)

04.07.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

2/ A. Reinforced due diligence: the new baseline
The Court elevates the duty of prevention: States must act with reinforced due diligence on climate risksβ€”guided by the best available science and the urgency of harm. (ΒΆ231–238)

04.07.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

1/🧡To my non-Spanish-speaking colleagues: A quick thread on the new Advisory Opinion OC-32/25 from the Inter-American Court of Human Rights (IACtHR) on Climate Emergency and Human Rights.
A landmark moment for climate law in Latin America & the Caribbean.πŸ‘‡

04.07.2025 12:37 πŸ‘ 4 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0

Legal relevance:
The paper provides a strong scientific basis to establish causal links in climate litigation, strengthening legal arguments for damages & reparations.

01.05.2025 13:09 πŸ‘ 3 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

US$28 trillion in losses:
Between 1991–2020, emissions from these companies are estimated to have caused over $28 trillion in global economic losses due to intensified heatwaves.

01.05.2025 13:09 πŸ‘ 2 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0

Direct attribution:
The study models the economic damage attributable to each company based on its historical emissions. It’s a rigorous, company-specific approach to climate harm.2/n

01.05.2025 13:09 πŸ‘ 1 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0
Preview
Carbon majors and the scientific case for climate liability - Nature A transparent and reproducible scientific framework is introduced to formalize how trillions in economic losses are attributable to the extreme heat caused by emissions from fossil fuel companies, whi...

New research in Nature strengthens the case for holding fossil fuel companies accountable for climate-related damages.
By Callahan & Mankin, the study links emissions from 111 coal, oil & gas firms to trillions in economic losses from extreme heat. 1/n
www.nature.com/articles/s41...

01.05.2025 13:09 πŸ‘ 4 πŸ” 5 πŸ’¬ 2 πŸ“Œ 0
Preview
Who Trump’s Climate Denialism is Really Hurting The U.S. isn’t the only country paying the price for his policy changes.

β€œThe consequences of these decisions have already extended beyond U.S. borders,” writes @pedrocig.bsky.social. How the U.S. isn’t the only country paying the price for climate denialism 🌏:

22.04.2025 15:31 πŸ‘ 9 πŸ” 6 πŸ’¬ 0 πŸ“Œ 1

In 2021, Pope Francis launched the Laudato Si' Action Platformβ€”a 7-year initiative for Catholic institutions to implement concrete sustainability goals. This moved his vision from moral teaching to practical action, ensuring his environmental legacy will continue long after his passing. 10/10.

21.04.2025 20:37 πŸ‘ 10 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

In Laudato Si, he advocated for "common but differentiated responsibilities" in climate action, acknowledging unequal contributions to the crisis while emphasising shared responsibility for solutions. 9/n

21.04.2025 20:37 πŸ‘ 6 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

His vision challenges property rights absolutism: "The Christian tradition has never recognised the right to private property as absolute or inviolable." The "common destination of goods" must take precedence over profit maximisation. 8/n

21.04.2025 20:37 πŸ‘ 6 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

Centres voices of the poor, emphasising "ecological debt" that wealthy nations owe to developing countries. Climate justice requires addressing historic emissions while enabling sustainable development for all. 7/n

21.04.2025 20:37 πŸ‘ 6 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

Pope Francis called for "ecological conversion" - transforming relationships with creation, other humans & God. His vision required shifting from consumption & exploitation to care & reciprocity. 6/n

21.04.2025 20:37 πŸ‘ 23 πŸ” 4 πŸ’¬ 1 πŸ“Œ 0

Laudato Si criticised the "technocratic paradigm" & "throwaway culture" that reduce nature to resources for exploitation. Condemns market-based approaches that fail to account for ecological limits or externalities. 5/n

21.04.2025 20:37 πŸ‘ 7 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

Pope Francis directly acknowledges anthropogenic climate change as "one of the principal challenges facing humanity". He calls for the progressive replacement without delay of fossil fuels, placing religious moral authority behind scientific consensus. 4/n

21.04.2025 20:37 πŸ‘ 12 πŸ” 2 πŸ’¬ 2 πŸ“Œ 0

Key concept: "Everything is interconnected" - Pope Francis rejected the separation between environmental and social concerns. His insight that climate change, biodiversity loss, pollution & social inequity are manifestations of the same crisis remains his enduring legacy. 3/n

21.04.2025 20:37 πŸ‘ 20 πŸ” 4 πŸ’¬ 1 πŸ“Œ 0

The encyclical established that creation care is not optional for Catholics, but essential to their faith. Pope Francis framed ecological concerns as deeply interconnected with social justice, creating a comprehensive "integral ecology" framework that transformed Catholic environmental teaching. 2/n

21.04.2025 20:37 πŸ‘ 7 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

As diverse communities around the world remember the legacy of Pope Francis, I would like to share some insights into one of his most significant legacies, particularly in the realm of climate justice: Laudato Si. 1/n πŸ‘‡πŸ§΅

21.04.2025 20:37 πŸ‘ 25 πŸ” 10 πŸ’¬ 3 πŸ“Œ 1