100 solutions to reverse global warming | Chad Frischmann

TED
19 Dec 201817:02

Summary

TLDRThe script introduces 'drawdown,' a concept where atmospheric greenhouse gases decline, aiming to reverse global warming. It emphasizes that climate change is a symptom, with the root cause being human-induced global warming. The speaker from Project Drawdown outlines 100 viable solutions, 80 of which are currently actionable, to achieve this goal. Solutions range from renewable energy and food system changes to education and family planning, highlighting their potential to not only combat climate change but also improve overall well-being and yield economic benefits.

Takeaways

  • 🌍 Drawdown is a concept that aims to reverse global warming by reducing the concentration of greenhouse gases in the atmosphere.
  • 🔍 Climate change is a symptom, not the root cause; the core issue is global warming caused by human activities.
  • 🌱 Project Drawdown has identified 100 solutions to achieve drawdown, with 80 existing today and 20 in development.
  • 💡 These solutions are viable, scalable, and financially feasible, focusing on replacing fossil fuels, reducing consumption, and biosequestration.
  • 🌳 The top 20 solutions include a mix of renewable energy, food system changes, and land management practices.
  • 🏠 Refrigeration management, specifically reducing HFCs, is the single most impactful solution, with the potential to reduce up to 200 gigatons of greenhouse gases.
  • 🌬️ Onshore wind turbines are a significant part of the renewable energy solutions, contributing to a reduction in carbon emissions.
  • 🌿 Regenerative agriculture and a plant-rich diet are key to sustainable food production and consumption.
  • 🌳 Protecting and restoring forests and wetlands is crucial for creating and expanding carbon sinks.
  • 👨‍👩‍👧‍👦 Educating girls and providing family planning resources are interconnected solutions that can significantly reduce greenhouse gas emissions.
  • 💰 Implementing all 80 solutions would cost about 29 trillion dollars over 30 years, but the estimated savings could be 74 trillion dollars, resulting in a net savings of 44 trillion dollars.

Q & A

  • What is the term 'drawdown' referring to in the context of global warming?

    -Drawdown refers to the point in time when atmospheric concentrations of greenhouse gases begin to decline on a year-to-year basis, meaning we remove more greenhouse gases than we emit into the atmosphere.

  • Why is climate change not considered the main problem according to the transcript?

    -Climate change is seen as an expression of the problem, which is global warming. It is the feedback from the planet's system indicating the impact of increasing greenhouse gases caused by human activity.

  • What is the role of Project Drawdown in addressing global warming?

    -Project Drawdown is an organization that has mapped, measured, and detailed 100 solutions to reversing global warming, 80 of which already exist and can achieve drawdown when implemented together.

  • What are the three main mechanisms through which drawdown becomes possible?

    -The three main mechanisms are: replacing fossil fuel-based energy generation with clean, renewable sources; reducing consumption through technological efficiency and behavior change; and biosequestering carbon in plants' biomass and soil through photosynthesis.

  • How does the transcript suggest we shift the discourse on climate solutions?

    -The transcript suggests shifting the discourse from one of fear and confusion to one of understanding and possibility, thereby creating opportunities for action and implementation of solutions.

  • What is the significance of the top 20 solutions listed in the transcript?

    -The top 20 solutions are a diverse set of actions that, when implemented globally over a 30-year period, can significantly reduce the equivalent carbon dioxide from the atmosphere, contributing to the reversal of global warming.

  • Why is the food system highlighted as a critical area for climate solutions?

    -Eight of the top 20 solutions relate to the food system, indicating that the decisions we make about food production, purchase, and consumption have a significant impact on reversing global warming.

  • What is the most impactful solution according to the analysis presented in the transcript?

    -The most impactful solution is refrigeration management, which involves properly managing and disposing of hydrofluorocarbons (HFCs) used in refrigerators and air conditioners, as they are potent greenhouse gases.

  • How does the transcript address the concern about the cost of implementing climate solutions?

    -The transcript estimates that implementing all 80 solutions would cost about 29 trillion dollars over 30 years, but the estimated savings from these solutions is 74 trillion dollars, resulting in a net savings of 44 trillion dollars.

  • What is the role of educating girls and family planning in achieving drawdown?

    -Educating girls and family planning are intertwined and together are considered the number one solution to reversing global warming, as they contribute to a reduced global population, decreased resource demand, and improved human rights and gender equality.

  • How does the transcript define the goal beyond sustainability towards regeneration?

    -The goal beyond sustainability is defined as moving towards a regenerative system that is restorative by nature, which not only reverses global warming but also brings about a new normal that is inherently beneficial to both human and planetary well-being.

Outlines

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関連タグ
DrawdownClimate ChangeSustainabilityRenewable EnergyFood SystemLand ManagementRefrigeration ManagementRegenerative AgriculturePlant-Rich DietFamily PlanningEducation Equality
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