Katarina Samurović

Over One Million Barriers on European Rivers
Over one million barriers disrupt Europe's rivers, impacting their flow, ecology, and economies.

History of Artificial Coral Reefs
Researchers have found success in using submerged ships and other artificial structures to help build coral reefs.

Geography of Coral Reefs
Learn about how coral reefs are formed, their growth, distribution, and the looming threats they face from environmental changes.

Tallgrass Prairie
The American Tallgrass prairie was once one of the largest and most diverse continuous ecosystems on the planet.

How Many Tree Species are There in the World?
A team of scientists from the UK's Botanic Gardens Conservation International has compiled the first comprehensive list of all the world's tree species.