International Day of Forests | 21 March

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The United Nations General Assembly proclaimed 21 March the International Day of Forests (IDF) in 2012. The Day celebrates and raises awareness of the importance of all types of forests. On each International Day of Forests, countries are encouraged to undertake local, national and international efforts to organize activities involving forests and trees, such as tree planting campaigns.
 
The theme for each International Day of Forests is chosen by the Collaborative Partnership on Forests.  

The theme for 2026 is "Forests and economies".

Celebrating forests and economies

Forests and economies is the theme of the 2026 International Day of Forests, celebrating the essential roles of forests in driving economic prosperity. These roles go well beyond income and jobs from forest production and the trade of renewable raw materials and foods: forests also sustain family and community agriculture, enhance agricultural productivity, and safeguard healthy watersheds.

With many countries seeking to move toward a sustainable bioeconomy, forest products offer nature-based solutions as replacements for carbon-intensive materials while generating new economic opportunities.  

Forests are indispensable for healthy economies – today and for future generations. 

How will you mark the day?

  • Share the video, forest fact animations, logo and banners - available in multiple languages. Check out the International Day of Forest social media kit for more resources.
  • Join the conversation on social media using the #ForestDay hashtag. Pass on some of this year's key messages or take a photo of your favourite forest and share online.
  • Organize or join events celebrating forests: tree plantings, symposiums, art exhibitions, photo competitions or host a student debate.
  • Don’t forget to tell us about it at [email protected] and send us photos so we can add them to the gallery of events happening around the world.
Past years

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For more information, visit the International Day of Forests 2025 webpage.

 

 

For more information, visit the International Day of Forests 2024 webpage.

 

 

For more information, visit the International Day of Forests 2023 webpage.

 

 

For more information, visit the International Day of Forests 2022 webpage.

 

 

For more information, visit the International Day of Forests 2021 webpage.

 

For more information, visit the International Day of Forests 2020 webpage.

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For more information, visit the International Day of Forests 2019 webpage.

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Forests and energy

Watch and share the International Day of Forests video - available in 8 languages (EnglishArabicChineseFrenchGermanItalianRussianSpanish)

Quiz

Take this year’s forest quiz

Publications

The charcoal transition

Incentives to promote sustainable wood energy in sub-Saharan Africa

Key messages

Wood energy from the forest: a major source of the world’s renewable energy

Woodfuel provides 40% of today’s global renewable energy supply – as much as solar, hydroelectric and wind power combined. About 50 percent of global wood production (around 1.86 billion cubic meters) is used as energy for cooking, heating, and electricity generation. For 2.4 billion people, woodfuel means a cooked and more nutritious meal, boiled water, and a warm dwelling.

Wood energy: powering economic development

Almost 900 million people, mostly in developing countries, are engaged in the wood-energy sector on a part- or full-time basis.  Modernizing the wood energy sector can help revitalize rural economies and stimulate enterprise development – greater investment in wood energy production and advanced wood fuels can provide revenue to finance better forest management, more growing forests and more jobs.

Wood and trees: optimal urban living and lower energy bills

Strategically placed trees in urban areas can cool the air by between 2-8 degrees C.

Wood energy: mitigating climate change and fostering sustainable development

Globally, forests hold an energy content approximately 10 times that of the world’s annual primary energy consumption. They thus have significant potential as renewable resources to meet global energy demand.

Forests for energy – now and in a future global green economy

Greater investment in technological innovation and in sustainably managed forests is the key to increasing forests’ role as a major source of renewable energy. In this way, we invest in our sustainable future, in meeting several Sustainable Development Goals and in growing a green economy.

Increased areas of sustainably household and community woodlots and the use of clean and efficient wood stoves can give millions more people in developing countries access to cheap, reliable and renewable energy.

#LoveForests: IDF 2017 video campaign

Thanks to everyone who joined the campaign! We received over 100 videos from across the world. See a compilation video here.

 

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Celebrating forests and water

 

Take the forest quiz!

Press releases

FAO launches new forest and water programme, FAO Headquarters

Publication: Forests and Water - International Momentum and Action

Key messages

1. Forested watersheds and wetlands supply a significant proportion of the world’s accessible fresh water for domestic, agricultural, industrial and ecological needs

Forests are a key component of watershed management – an integrated approach of using natural resources in a given geographical area drained by a water course. It is by maintaining and providing high-quality freshwater that watershed areas have a pivotal role in the earth’s ecology and contribute significantly to the wealth and welfare of human societies.

2. About one-third of the world’s largest cities obtain a significant proportion of their drinking water directly from forested protected areas.

The populations of major cities such as Mumbai, Bogotá and New York rely on forests for their water supplies. This number will increase as urban centres grow in size and population.

3. Nearly 80 percent of the world’s population – 8 out of 10 people - is exposed to high levels of threat to water security

By 2050, an extra 2.3 billion people are projected to be living in river basins under severe water stress, especially in North and South Africa, and South and Central Asia.

4. Forests act as natural water filters

Forests minimize soil erosion on site, reduce sediment in water bodies (wetlands, ponds, lakes, streams, rivers) and trap or filter water pollutants in the forest litter.

5. Forests minimize soil erosion on site, reduce sediment in water bodies (wetlands, ponds, lakes, streams, rivers) and trap or filter water pollutants in the forest litter.

Forests are at the forefront of reducing the effects of climate change. In respect of water, one benefit is forests’ cooling effect on the environment produced through evapotranspiration and the provision of shade. The impacts of climate change may also be manifested in an increase in catastrophes such as floods, droughts and landslides – all of which may be influenced by forest cover. Moreover, large-scale deforestation can have an impact on precipitation patterns.

6. Improved water resource management can show considerable economic gains

By 2030, the world is projected to face a 40 percent global water deficit under the business-as-usual climate scenario. However, every US$1 invested in watershed protection can save anywhere from US$7.5 to almost US$200 in costs of a new water treatment and filtration facility. In developing countries, a US$15 to US$30 billion investment in improved water resources management could have direct annual income returns in the range of US$60 billion.

7. Forests have a crucial role in building and strengthening resilience

When sustainably managed, forests contribute significantly to reducing soil erosion and the risk of landslides and avalanches, natural disasters which can disrupt the source and supply of freshwater. Forests protect and rehabilitate areas prone to soil degradation and erosion in upland areas.

Forests also reduce the effects of small-scale, frequent or local flooding, and prevent and reduce dryland salinity and desertification. Partial or complete removal of tree cover accelerates water discharge, increasing the risk of floods during the rainy season and drought in the dry season. However, the services provided by ecosystems around the world, particularly wetlands, are in decline. Between US$4.3 and US$20.2 trillion per year of ecosystem services were lost between 1997 and 2011 due to land use change.

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The video is also available in:

Arabic |  Chinese | English |  French |  German |  Italian |  Japanese |  Portuguese |  Russian |  Spanish  |  Turkish


Media and multimedia

International Day of Forests events

School children planting pine seedlings, Ukraine


Celebrating the International Day of Forests

FAO headquarters, Rome. March 2013
Rome, Italy

At FAO headquarters in Rome, Italy, an opening ceremony and technical seminar provided updated country-based information on the ways in which forests can maximize landscape products and services.  The publication Forests and Water – International Momentum and Action was launched during the seminar. 

Tlemcen, Algeria

In conjunction with the Third Mediterranean Forest Week, the Day was launched with a press conference, release of the publication State of Mediterranean Forests and tree planting activities in Tlemcen, Algeria.

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Join the conversation
Spread the word!

Join the #ForestDay campaign by sharing our free material on digital channels and raise awareness about forests.

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Contact us

Email: [email protected]