10 Soluzioni utili e pratiche contro i cambiamenti climatici - Ecobnb
10 Soluzioni Semplici per Contrastare i Cambiamenti Climatici · 1. Piantare nuovi alberi e salvaguardare le foreste · 2. Proteggere gli oceani.
rapporto
I disastrosi effetti dei cambiamenti climatici stanno preoccupando sempre di più. Recentemente è stato pubblicato un <anchor>rapporto</anchor> dell’Intergovernmental Panel on Climate Change (IPCC) dell’ONU, il principale organismo internazionale per la valutazione dei cambiamenti climatici, con dati aggiornati allarmanti.
Climate Change 2021: The Physical Science Basis | Climate Change 2021: The Physical Science Basis
Climate Change 2021: The Physical Science Basis \| Climate Change 2021: The Physical Science Basis

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[IPCC Sixth Assessment ReportWorking Group 1: The Physical Science Basis](/report/ar6/wg1/)

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# Climate Change 2021: The Physical Science Basis

### The Working Group I contribution to the Sixth Assessment Report addresses the most up-to-date physical understanding of the climate system and climate change, bringing together the latest advances in climate science.

[**Summary for Policymakers** \
The Summary for Policymakers provides a high-level summary of the current state of the climate, how it is changing, the role of human influence, and possible climate futures.](/report/ar6/wg1/chapter/summary-for-policymakers/)

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[**Technical Summary** \
The Technical Summary provides a synthesis of the key findings of the Report and serves as a bridge between the Summary for Policymakers and the chapters of the full report.](/report/ar6/wg1/chapter/technical-summary/)

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### Full Report

The 13 chapters of the Working Group I report provide a comprehensive assessment of the current evidence on the physical science of climate change.

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[Press Release](/report/ar6/wg1/resources/press) [Presentations/Multimedia](/report/ar6/wg1/resources/presentations-and-multimedia) [Data and Code Access](/report/ar6/wg1/resources/data-access)

#### Frequently Asked Questions

The Frequently Asked Questions explain important aspects of the report for a broad audience. They are related to the specific Chapters where they appear, but can be relevant to multiple Chapters.

[Read more](/report/ar6/wg1/resources/frequently-asked-questions/)

#### Fact Sheets

These outreach products provide an entry point for information relevant to regions and sectors. They are fully traceable to the underlying report and Interactive Atlas.

[Read more](/report/ar6/wg1/resources/factsheets)

#### Interactive Atlas

The novel AR6 WGI Interactive Atlas allows for a flexible spatial and temporal analysis of both data-driven climate change information and assessment findings.

[Launch](https://interactive-atlas.ipcc.ch/)

## Chapters

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[**Chapter 1**  **Framing, Context and Methods** \
Chapter 1 introduces the WGI contribution to AR6, its framing and context, and the methods used in the report.](/report/ar6/wg1/chapter/chapter-1/)

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[**Chapter 2**  **Changing State of the Climate System** \
Chapter 2 provides evidence for large-scale past changes in selected components of the climate system.](/report/ar6/wg1/chapter/chapter-2/)

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[**Chapter 3**  **Human Influence on the Climate System** \
Chapter 3 assesses human influence on the climate system and evaluates climate models on large scales.](/report/ar6/wg1/chapter/chapter-3/)

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[**Chapter 4**  **Future Global Climate: Scenario-based Projections and Near-term Information** \
Chapter 4 assesses simulations of future global climate change over the near term, mid- to long term, and out to year 2300.](/report/ar6/wg1/chapter/chapter-4/)

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[**Chapter 5**  **Global Carbon and other Biogeochemical Cycles and Feedbacks** \
Chapter 5 identifies biogeochemical feedbacks with potentially significant climatic effects.](/report/ar6/wg1/chapter/chapter-5/)

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[**Chapter 6**  **Short-lived Climate Forcers** \
Chapter 6 discusses the evolution of reactive compounds and their effects on climate and global air quality.](/report/ar6/wg1/chapter/chapter-6/)

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[**Chapter 7**  **The Earth’s Energy Budget, Climate Feedbacks, and Climate Sensitivity** \
Chapter 7 assesses the major physical processes affecting the evolution of Earth’s energy budget and the associated changes in temperature and the climate system.](/report/ar6/wg1/chapter/chapter-7/)

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[**Chapter 8**  **Water Cycle Changes** \
Chapter 8 explores the changing water cycle and its sensitivity to multiple drivers.](/report/ar6/wg1/chapter/chapter-8/)

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[**Chapter 9**  **Ocean, Cryosphere and Sea Level Change** \
Chapter 9 assesses the physical processes underlying global and regional changes in the ocean, cryosphere and sea level.](/report/ar6/wg1/chapter/chapter-9/)

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[**Chapter 10**  **Linking Global to Regional Climate Change** \
Chapter 10 assesses the foundations of how regional climate information is distilled from multiple, sometimes contrasting, lines of evidence.](/report/ar6/wg1/chapter/chapter-10/)

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[**Chapter 11**  **Weather and Climate Extreme Events in a Changing Climate** \
Chapter 11 assesses observed changes in weather and climate extremes, their attribution to human influence, and future projections at global warming levels of +1.5°C, +2°C and +4°C.](/report/ar6/wg1/chapter/chapter-11/)

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![](data:image/svg+xml;charset=utf-8,%3Csvg height='933' width='1400' xmlns='http://www.w3.org/2000/svg' version='1.1'%3E%3C/svg%3E)

[**Chapter 12**  **Climate Change Information for Regional Impact and for Risk Assessment** \
Chapter 12 assesses the climate information relevant to regional impact and risk assessment.](/report/ar6/wg1/chapter/chapter-12/)

[Explore](/report/ar6/wg1/chapter/chapter-12/)

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[**Atlas** \
The Atlas provides a region-by-region assessment of climate change and includes an innovative online tool, the Interactive Atlas.](/report/ar6/wg1/chapter/atlas/)

[Explore](/report/ar6/wg1/chapter/atlas/)

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## Front Matter, Annexes, and Index

#### Front Matter

### Includes Foreword, Preface, Dedication, and Table of Contents

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_FrontMatter.pdf)

#### Annex I

### Observational Products

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexI.pdf)

#### Annex II

### Models

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexII.pdf)

#### Annex III

### Radiative Forcing

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexIII.pdf)

#### Annex IV

### Modes of Variability

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexIV.pdf)

#### Annex V

### Monsoons

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexV.pdf)

#### Annex VI

### Climatic Impact-Drivers and Extreme Indices

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexVI.pdf)

#### Annex VII

### Glossary

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexVII.pdf)

#### Annex VIII

### Acronyms

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexVIII.pdf)

#### Annex IX

### List of Contributors

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexIX.pdf)

#### Annex X

### Expert Reviewers

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_AnnexX.pdf)

#### Index

[Download](https://www.ipcc.ch/report/ar6/wg1/downloads/report/IPCC_AR6_WGI_Index.pdf)

[![](data:image/svg+xml;charset=utf-8,%3Csvg height='135' width='873' xmlns='http://www.w3.org/2000/svg' version='1.1'%3E%3C/svg%3E)](https://ipcc.ch/)