An aerial drone photo taken on May 18, 2026 shows the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

A staff member takes morphometric measurement of a green sea turtle for monitoring near the Ilha das Cobras at the Paranagua Bay in Parana state, Brazil, May 19, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

A staff member patrols among the mangrove forests of the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil, May 18, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

An aerial drone photo taken on May 18, 2026 shows the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

This photo taken on May 18, 2026 shows the mangrove forests of the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

Staff members collect blood sample of a green sea turtle for monitoring near the Ilha das Cobras at the Paranagua Bay in Parana state, Brazil, May 19, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

This photo taken on May 18, 2026 shows the mangrove forests of the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

Staff members transfer a green sea turtle for monitoring near the Ilha das Cobras at the Paranagua Bay in Parana state, Brazil, May 19, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

A staff member checks the soil condition at the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil, May 18, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

Staff members record body measurement of a green sea turtle for monitoring near the Ilha das Cobras at the Paranagua Bay in Parana state, Brazil, May 19, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

An aerial drone photo taken on May 18, 2026 shows the mangrove forests of the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

This photo taken on May 18, 2026 shows mangrove roots at the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

A staff member measures the height of a mangrove tree at the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil, May 18, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

Staff members record data of a green sea turtle for monitoring near the Ilha das Cobras at the Paranagua Bay in Parana state, Brazil, May 19, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)

A staff member measures the diameter at breast height (DBH) of a mangrove tree at the Atlantic Forest South-East Reserves at the Paranagua Bay in Parana state, Brazil, May 18, 2026. In recent years, a team of biodiversity conservation and restoration project based in southern Brazil's Parana state has been committed to conducting research on some local species of the Atlantic Forest South-East Reserves, to promote biodiversity conservation and other ecological efforts. (Xinhua/Jin Haoyuan)