In Tanzania, this volunteering program offers the opportunity to take part in coral reef restoration.
➡️ Coral reefs (diving)
➡️ From 16 years old
➡️ English and/or French
➡️ Minimum 2 weeks
➡️ From USD 1,200
Engage yourself in North Sumatra to help protect the tropical forests and biodiversity of Gunung Leuser National Park. For adults, solo travellers, and families.
➡️ Indonesia
➡️ Tailor-made missions
➡️ Tropical rainforest
➡️ From 300 €
Are you passionate about palaeontology? Come and learn about excavation techniques in the south of England
➡️ From 8 August 2026 to 15 August 2026
➡️ Ages 13 to 25
➡️ €1,740 – tax relief available
Discover marine mammals off the coast of Capbreton
➡️ From 4 days to 1 week
➡️ Suitable for families (children aged 10 and over)
➡️ €2,035.20 – tax deduction available
Study one of the world’s most iconic big cats in Nepal: the snow leopard.
➡️ April and September
➡️ Adults, families, and children aged 16 and over travelling alone.
➡️ Scientific expedition
➡️ €3,790 (tax relief available)
Prepare for the world of tomorrow with an immersive nature retreat at an eco-village in the heart of the Cévennes.
➡️ Permaculture
➡️ France
➡️ Families welcome
➡️ €360 + voluntary contribution
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Get involved in Indonesia, in northern Sumatra, to help preserve the rainforests and biodiversity of Gunung Leuser National Park.
➡️ Indonesia
➡️ Families welcome
➡️ Rainforest
➡️ From €250
Take part in real palaeontological excavations in Morocco, discovering dinosaurs both large and small.
➡️ Adults – Families – Teenagers
➡️ Citizen science
➡️ French
➡️ €1,840 in June
Explore the geological and biological diversity of the Baronnies Provençales on a holiday combining scientific discovery with relaxation.
➡️ Adults
➡️ Citizen science
➡️ French
➡️ €1,395 in June
Ring in 2027 with a unique holiday in Haute-Savoie, with friends or family. On the programme: snow crystals; wolf tracks; astronomy.
➡️ Scientific trip
➡️ Ideal for families (children aged 7 and over)
➡️ Winter
➡️ €970 tax deduction
Is your child passionate about astronomy? Discover this science camp tailored just for them!
➡️ Science summer camps
➡️ Children and teenagers
➡️ Astronomy
➡️ From €1,190 (tax-deductible)
Discover the sustainable development initiatives of local communities around the Makay massif in Madagascar!
➡️ Sustainable development
➡️ Ages 18 and over (minors must be accompanied)
➡️ French
➡️ 2 weeks
➡️ €1,600 (tax-deductible)
Head into the heart of the Makay massif in Madagascar and help protect this jewel of biodiversity.
➡️ Citizen science
➡️ Ages 18 and over (minors must be accompanied)
➡️ French-speaking
➡️ Minimum 2 weeks
➡️ From €2,000 – tax-deductible
Dive into the heart of the Coral Triangle and help protect a rich but threatened marine ecosystem.
➡️ Coral reefs
➡️ Ages 18 and over
➡️ English and French
➡️ Minimum 2 weeks
➡️ From €1,800 (tax relief available)
Join the team on a scientific expedition to the heart of Sulawesi Island in Indonesia!
➡️ Scientific expeditions
➡️ Ages 18 and over (minors must be accompanied)
➡️ English and French
➡️ Minimum 2 weeks
➡️ €2,990 for 2 weeks – Tax-deductible
Set sail on a yacht to observe dolphins between Granville and Île d’Yeu.
➡️ Adults and teenagers aged 12 and over
➡️ Normandy-Breton Gulf
➡️ French-speaking holiday
➡️ August
➡️ From €2,475.20 (tax relief available)
Enjoy an immersive experience in Sri Lanka and take part in two scientific projects: one on elephants and one on leopards
➡️ Ages 16 and over.
➡️ Scientific expedition.
➡️ French-speaking group
➡️ €4,985.80, tax relief available
Join a scientific expedition to North Sumatra, Indonesia, to study the behaviour of wildlife.
➡️ Ages 16 and over.
➡️ Scientific expedition.
➡️ French-speaking expedition
➡️ From €3,995 – tax relief available
Protect chimpanzees in a sanctuary in Zambia, in the largest and oldest chimpanzee sanctuary in the world.
➡️ Chimpanzee sanctuary
➡️ From 18 years old, 15 years old if accompanied by a legal guardian
➡️ French/English
➡️ From 1 week, year-round
➡️ From €261
Go on a scientific expedition to study the snow leopard in Kyrgyzstan.
➡️ Adults, families, and young participants accompanied from 16 years old
➡️ Scientific expedition
➡️ French-speaking mission
➡️ From €3,570 – tax deduction possible