Denmark Joins Malta, United Kingdom, Finland, Luxembourg, Switzerland, Sweden and More as the Top Ten Cleanest Countries Leading the Way in Sustainable Tourism – What You Need to Know!

Published on December 16, 2025

In recent years, the concept of sustainable tourism has gained increasing importance among travellers, governments, and environmental organisations alike. As the world faces unprecedented environmental challenges, travellers are becoming more conscious of their ecological footprint. The Environmental Performance Index (EPI), which ranks countries based on their environmental health, ecosystem vitality, and sustainability practices, has provided a clear picture of where the cleanest, most eco-conscious countries stand in the global rankings. In the latest update for 2024, the 10 cleanest countries have demonstrated not only their commitment to improving environmental conditions but also their leadership in sustainable tourism. From reducing emissions and fostering renewable energy to advancing waste management practices, these nations are paving the way for responsible, eco-friendly travel experiences.

1. Denmark: A Global Leader in Sustainability and Eco-Tourism

Denmark has earned its place at the top with an EPI score of 77.9, thanks to its robust environmental policies and renewable energy initiatives. Copenhagen, the capital, is recognized as one of the most sustainable cities in the world, and its green spaces, bike-friendly infrastructure, and carbon-neutral goals serve as a testament to Denmark’s commitment to sustainable living.

Why Travelers Should Go

Denmark’s focus on eco-friendly tourism is a major draw for travelers. Copenhagen offers visitors a chance to explore a carbon-neutral city that thrives on sustainable transport, clean energy, and green hotels. The city’s emphasis on bike tours, public transport, and green spaces makes it an ideal destination for travelers who want to reduce their environmental footprint. In addition to urban sustainability, Denmark offers eco-friendly countryside retreats and sustainable farm stays, where visitors can experience organic farming and green accommodations.

How to Keep It Going

To support Denmark’s sustainability goals, travelers should embrace eco-friendly transportation options such as biking, walking, or electric vehicles when exploring the country. Staying in green-certified hotels, supporting local sustainable food sources, and reducing plastic consumption all contribute to keeping Denmark clean and eco-conscious.

2. Malta: Small in Size, Big on Sustainability

With an EPI score of 75.2, Malta, a small island nation in the Mediterranean, has made great strides in waste management, sustainability initiatives, and environmental conservation. Despite its limited landmass, Malta has proven that strong environmental intent can yield substantial results.

Why Travelers Should Go

Malta’s commitment to sustainability is visible in its efforts to reduce waste, adopt renewable energy sources, and promote eco-tourism. Visitors can enjoy clean beaches, historic landmarks, and sustainable accommodations. Malta’s small but mighty approach to sustainability allows tourists to enjoy rich cultural heritage, beautiful Mediterranean landscapes, and an eco-conscious lifestyle. Eco-tourism activities, such as eco-friendly boat tours and hiking through its nature reserves, make Malta an attractive destination for travelers seeking sustainable adventures.

How to Keep It Going

Travelers can reduce their impact by using public transport, choosing eco-friendly hotels, and reducing water and energy consumption during their visit. Supporting local artisans and sustainable agricultural practices also contributes to preserving Malta’s unique environment and culture.

3. United Kingdom: Pioneering Green Reforms

With an EPI score of 77.7, the United Kingdom continues to be a front-runner in environmental health. Its ongoing commitment to cutting emissions, expanding renewable energy, and enforcing strict environmental laws has cemented its place on the global sustainability map.

Why Travelers Should Go

The UK is home to historic landmarks and beautiful landscapes, all underpinned by efforts to ensure they remain clean and sustainable. From eco-friendly accommodations in London to sustainable farming in the countryside, there is no shortage of opportunities for travelers to enjoy the country’s natural beauty while minimizing their environmental impact. Visitors can enjoy sustainable city tours, green spaces, and local organic produce, knowing that their visit supports environmental initiatives.

How to Keep It Going

To help keep the UK clean, tourists should make use of public transportation such as electric buses and trains, stay at green-certified hotels, and support eco-friendly tourism initiatives. Avoiding single-use plastics and reducing waste will further help in maintaining the country’s cleanliness.

4. Finland: A Sustainable Paradise

Finland, with an EPI score of 76.5, is recognized for its focus on forest conservation, sustainable technology, and clean air. Finland’s commitment to environmental sustainability is evident in its emphasis on renewable energy and eco-conscious infrastructure.

Why Travelers Should Go

Known for its pristine natural environments, Finland offers visitors the chance to explore vast forests, crystal-clear lakes, and sustainable resorts. The country’s focus on eco-tourism and sustainable travel ensures that visitors can enjoy its landscapes without compromising the environment. Finland’s strong commitment to sustainability makes it an excellent choice for those who want to experience nature in its purest form.

How to Keep It Going

To maintain Finland’s pristine environment, travelers should prioritize low-impact activities like hiking, cycling, and wildlife watching. Staying in eco-friendly accommodations, supporting local and sustainable food sources, and reducing energy use can also help contribute to Finland’s continued commitment to environmental health.

5. Luxembourg: A Small Powerhouse of Sustainability

With an EPI score of 72.3, Luxembourg ranks highly due to its advanced waste management systems and clean transport initiatives. This small country has made significant progress in addressing pollution and ensuring long-term ecological stability.

Why Travelers Should Go

Luxembourg offers a blend of eco-friendly cities, historic castles, and sustainable tourism options. Travelers can enjoy cycling through clean streets, visiting green parks, and exploring eco-conscious accommodation options. The country’s commitment to clean transport and waste treatment systems provides an excellent example of how sustainability can be implemented in both urban and rural areas.

How to Keep It Going

To support Luxembourg’s sustainability goals, tourists should consider using public transportation, cycling around cities, and staying at green-certified accommodations. Additionally, minimizing waste and reducing plastic consumption will ensure the country maintains its environmental performance.

6. Switzerland: A Nation of Clean Cities and Strict Environmental Laws

Switzerland, with an EPI score of 72.7, is globally recognized for its clean cities and environmentally responsible living. The country’s strict environmental laws and commitment to sustainability have helped it maintain its reputation for cleanliness and green living.

Why Travelers Should Go

Switzerland is a nature lover’s paradise, offering travelers the chance to explore the Swiss Alps, clean lakes, and eco-friendly urban environments. The country’s green tourism initiatives ensure that visitors can enjoy outdoor activities like hiking and skiing in a sustainable way. Switzerland also boasts luxury eco-lodges and green hotels that make sustainability a central part of the experience.

How to Keep It Going

To maintain Switzerland’s clean image, travelers should embrace public transportation and eco-friendly tourism practices. Staying at sustainable accommodations and reducing waste through responsible consumption will help ensure that Switzerland remains a leader in environmental performance.

7. Sweden: Pioneering Clean Energy and Carbon Neutrality

Sweden, with an EPI score of 72.7, is committed to carbon neutrality and green living. The country’s focus on clean energy, carbon reduction, and sustainable urban planning makes it one of the top destinations for eco-tourism.

Why Travelers Should Go

Sweden’s eco-friendly infrastructure and green spaces make it a perfect destination for those seeking both culture and sustainability. From green hotels in Stockholm to eco-tourism experiences in the countryside, Sweden provides travelers with the opportunity to explore stunning landscapes while supporting the country’s sustainable development goals.

How to Keep It Going

To support Sweden’s environmental initiatives, travelers should make use of public transport, reduce their energy consumption, and stay in eco-certified accommodations. Supporting sustainable local businesses and reducing plastic waste will help maintain Sweden’s reputation as a sustainable tourism destination.

8. Austria: A Strong Commitment to Clean Air and Sustainability

With an EPI score of 66.5, Austria is recognized for its strong air quality standards and commitment to sustainable agriculture. The country continues to prioritize renewable energy and eco-friendly living in both urban and rural areas.

Why Travelers Should Go

Austria’s blend of mountain landscapes, cultural heritage, and eco-conscious travel options makes it an ideal destination for sustainable tourism. Visitors can enjoy eco-friendly mountain retreats, historic cities, and green transport systems that align with Austria’s environmental goals.

How to Keep It Going

Travelers can support Austria’s eco-friendly initiatives by using public transport, embracing eco-friendly activities, and staying at sustainable accommodations. Reducing waste and supporting local sustainable food practices will further help preserve Austria’s clean environment.

9. Iceland: Natural Beauty Meets Sustainability

Iceland, with an EPI score of 62.8, continues to lead in geothermal energy and sustainable tourism. The country’s clean energy infrastructure and dedication to environmental conservation make it one of the most eco-friendly travel destinations.

Why Travelers Should Go

Iceland’s unique landscapes, including its geothermal spas, waterfalls, and glaciers, offer travelers an unforgettable experience. The country’s focus on sustainable tourism ensures that visitors can enjoy these natural wonders while minimizing their environmental impact.

How to Keep It Going

Travelers can contribute to Iceland’s sustainability efforts by using eco-friendly transportation and staying at green hotels. Reducing plastic use and supporting local businesses further contributes to maintaining the country’s clean environment.

10. Norway: A Clean Energy Leader in Eco-Tourism

Norway rounds off the list with an EPI score of 59.3. Known for its clean energy investments, conservation policies, and wildlife protection, Norway is a leader in sustainable tourism.

Why Travelers Should Go

Norway’s stunning fjords, wildlife, and eco-tourism activities make it a top destination for nature lovers. Visitors can enjoy eco-friendly cruises, wildlife tours, and sustainable hiking in the country’s national parks.

How to Keep It Going

To support Norway’s eco-conscious travel initiatives, travelers should use public transportation, reduce waste, and opt for sustainable tours that respect the country’s natural resources.

The Environmental Performance Index (EPI) offers a crucial snapshot of how countries are performing in terms of environmental health, sustainability, and ecosystem vitality. The nations highlighted in this list are not just leading the charge in cleanliness, but they are also setting a global example for sustainable tourism. By prioritizing renewable energy, sustainable waste management, carbon neutrality, and eco-friendly living, these countries prove that it’s possible to maintain economic growth while protecting the planet.

For travelers, these destinations offer a unique opportunity to explore natural wonders while contributing to the preservation of the environment. The continued success of these countries in maintaining high EPI scores underscores the importance of adopting sustainable practices in tourism. By choosing destinations that prioritize the environment, travelers are not only experiencing some of the world’s most beautiful landscapes but are also supporting global efforts to protect these precious ecosystems for future generations. As more countries follow in the footsteps of these leaders, we can look forward to a future where sustainable travel becomes the norm rather than the exception.