RIU participates in conservation activities for wildlife and biodiversity through programmes to protect endangered species and their habitats, reforestation and support for foundations that protect the environment.

environment projects

Cape Verde

BIOS Cabo Verde

Since 2011 – Boavista, Cape Verde

With the support of RIU, this NGO has helped increase knowledge about marine biodiversity in the Cape Verde islands and worked with national authorities to develop protective laws for species and habitats and management plans for the conservation of endangered marine species.

In Boavista, 5,794 turtle nests were registered and 78,330 turtles were released.

Cape Verde

Projeto Biodiversidade

Since 2016 – Sal island, Cape Verde

RIU helps this Cape Verdean non-profit organisation to protect wildlife and, above all, the Caretta caretta turtle, one of the 11 most endangered species of sea turtles on the planet and which has an important nesting and breeding area in Cape Verde. This organisation defends biodiversity and aims to develop sustainable conservation projects among the local community.

Projeto Biodiversidade registered 7,725 new nests on the island of Sal and 68,362 turtles were released.

Costa Rica

Costa Rica Wildlife Refuge

 Since 2014 – Guanacaste, Costa Rica

The National Private Wildlife Refuge in the Matapalo coastal mountains is a 200-hectare protected natural area with considerable environmental, economic and social value. The importance of this area stems from the fact that it is a biological corridor for migratory species as well as home to a great variety of flora and fauna. This natural refuge is home to:

130 protected species of flora as they are threatened and/or endangered, including trees such as mahogany, black laurel or hookah.

80 species of resident and migratory birds, 30 species of mammals and 10 species of reptiles.


Amigos de Sian Ka’an

Since 2019 – Quintana Roo, Mexico

This is one of the most important organisations in Mexico focused on environmental conservation and sustainable development. RIU Hotels sponsored the short-term renovation of facilities to improve the conditions at the “Pez Maya” Biological Station which will help to promote the conservation activities carried out by Amigos de Sian Ka’an in the State
of Quintana Roo among partners and visitors.


Since 2019 – Cancun, Mexico

RIU provides accommodation for researchers from the CINVESTAV Primary Production Laboratory (Centre for Research and Advanced Studies of the National Polytechnic Institute of Mexico) who do research in the protected Natural Areas in the Nichupté mangroves, considered important Blue Carbon ecosystems and mitigators of the effects of climate change.


Since 2019 – Mexico

Organisation focused on the conservation of natural resources, promoting the participation of local people, institutions and communities. Thanks to RIU Hotels, 1,000 coral colonies have been planted and the maintenance of the nursery on the Isla Mujeres reef has been financed. The programme’s annual goal is to plant 10,000 colonies, averaging at least 1,000 colonies per site.

united to protect the ‘caretta caretta’ turtle in Cape Verde

RIU Hotels, BIOS CV and Projeto Biodiversidade have created an alliance in the African island archipelago to protect the Caretta caretta turtle and all the wildlife in Cape Verde through plans to protect the environment and the ecosystem in Isla de Sal and Boa Vista.

CAPE VERDE: historical record of turtle births in 2020

For the first time, all follow-up work was done only through local volunteers. Thanks to these records, Cape Verde has become the second breeding colony of “Caretta caretta” turtle in the world.

riu hotels takes part in the following activities:

  • Protecting turtle nests on the beach and preserving their habitat under the supervision of NGOs.
  • Raising awareness among guests through activities such as visits accompanied by authorised guides and turtle release sessions.
  • Supporting awareness campaigns to discourage people from eating turtle meat and eggs or buying items made from their shells.
  • Financing night patrols on the beaches and volunteer camps during the egg-laying and hatching season.
  • Preventing activities or events on the beaches and prohibiting night lighting in the hotel surroundings.
  • This benefits the local population through generating employment for patrols or tour guides and raises awareness
    through educational programmes in schools.
  • RIU supports the humpback whale protection programme and helps raise awareness through informational campaigns about a whale species that has one of its breeding areas in Cape Verde.