Ecosystem

The Yangtze River, stretching approximately 6,300 kilometers, is not only the longest river in Asia but also the third-longest in the world. Its basin supports one-third of China's population and is vital for agriculture, industry, and transportation.

This invasive species, native to the Indo-Pacific, poses a significant threat to local marine ecosystems by preying on native fish and outcompeting them for food. Regular culling events and public awareness campaigns are in place.

The mighty Mekong flows for over 480 kilometers through Cambodia, providing vital water for agriculture, fishing, and transportation. Its annual flood and retreat cycles shape the country's ecosystems and livelihoods, especially around the Tonlé Sap.

Spanning parts of Brazil, Bolivia, and Paraguay, the Brazilian portion of the Pantanal is a vast seasonal floodplain teeming with wildlife, including jaguars, capybaras, and caimans. It is a UNESCO World Heritage site and a crucial habitat for endangered species.

Over 60% of the world's largest tropical rainforest is located within Brazilian borders, playing a critical role in global climate regulation and housing unparalleled biodiversity. This immense ecosystem encompasses diverse habitats, from flooded forests to terra firme uplands.

Despite its subtropical location, Bermuda's reefs thrive thanks to the warming influence of the Gulf Stream. These isolated reefs are incredibly diverse and act as a natural barrier, protecting the island from ocean storms.

This unique ecosystem, a UNESCO World Heritage Site, is a critical habitat for the endangered Royal Bengal Tiger. Its intricate network of waterways and islands protects the inland from cyclones and provides livelihoods for millions.

Stretching over 190 miles, this immense coral reef system is a vibrant ecosystem teeming with marine biodiversity. It serves as a critical habitat for countless species and a major draw for divers and snorkelers worldwide.

Situated at an elevation of 1,900 meters (6,233 ft) above sea level, Lake Sevan is a crucial freshwater source and a popular tourist destination. Its unique ecosystem supports various endemic fish species like the Sevan trout (ishkhan).

Antigua and Barbuda's waters are home to vibrant coral reefs, which are crucial ecosystems supporting diverse marine life. These reefs are popular for snorkeling and diving, contributing to the islands' reputation as a premier diving destination.