Environmental Science

Pew’s 2018 Marine Fellows

Projects focus on coastal ecosystems, warming waters, marine debris, and more.

Ocean Warming to Affect Antarctic Krill Growth, Increasing Risk to Predators

Penguin populations could decline by as much as 30%.

Where Are the Sharks? Scientists Use DNA Sampling to Find Out

See It, Post It: Citizen Data 

Locals use fledgling network to help track environmental change.

Forage Fish: Little Fish With a Big Impact

These small fish are the primary food source for many marine mammals, seabirds, and larger fish...

Learning From Our Oceans About Climate Change

The world’s oceans influence the weather on a local and global scale, and changes in the...

Understanding Marine Protected Areas

Mounting scientific evidence shows that exempting large areas of the ocean from fishing...

Penguins: Studying the World's Ocean Sentinels

Through penguins, scientists can learn about the health of marine ecosystems and use this...

Sharks: Understanding the Apex Predator

Sharks are critical players in the ocean ecosystem. However, they are being fished and killed at...

Tuna: Learning About the World's Most Valuable Fish

Tuna species are found throughout the world's oceans. However, as a result of overfishing...

Understanding the Challenges of Overfishing

Overfishing is when species are taken from the sea at rates too high for the fish to replace...

Oceans and the Global Economy

People in coastal countries depend on healthy oceans and fisheries for their livelihood. But...

The Science Behind Big-Picture Fisheries Management

Historically, the focus is on one species at a time when determining how, when, and where...

Catch Reconstruction: Finding the Missing Fish

One promising approach to better capturing the scale of fishing around the world is “catch...