Katarina Samurović

Katarina Samurović is an environmental analyst and a freelance science writer. She has a special interest in biodiversity, ecoclimatology, biogeography, trees, and insects.
A shaded relief map with green overlay showing the historic range of the American Chestnut.

American Chestnut: the Struggle to Save the ‘Redwood of the East’

Katarina Samurović

Scientists and conservationists are working to rescue the American Chestnut from going completely extinct.

A beaver drinks water at a pond surrounded by a grassy meadow.

How the Beaver-Wolf Dynamic Affects Forests

Katarina Samurović

Researchers are studying how wolves shape forests by limiting beaver foraging, keeping them close to water to avoid predation.

A diagram with shrubs and trees planted together to explain a Miyawaki Forest.

Benefits of Microforests

Katarina Samurović

Microforest projects use the Miyawaki method fast-track the growth of dense, biodiverse forests, aiming to achieve full growth in 20-30 years.

A shaded relief map of the northern part of the United States and Canada showing areas in green that are boreal and hemiboreal forests.

Boreal Forests of North America are Shrinking

Katarina Samurović

Boreal forests in North America are defying predictions of northward expansion in response to climate change.

A gray shaded relief map of California showing in shades of green where climate mismatched forests are in the Sierra Nevada.

Zombie Forests in the Sierra Nevada

Katarina Samurović

Climate change is creating a vegetation climate mismatch in the conifer forests of California's Sierra Nevada.

A screenshot of an online map showing the location of dams in Europe.

Over One Million Barriers on European Rivers

Katarina Samurović

Over one million barriers disrupt Europe's rivers, impacting their flow, ecology, and economies.

An old submerged ship's wheel covered in corals.

History of Artificial Coral Reefs

Katarina Samurović

Researchers have found success in using submerged ships and other artificial structures to help build coral reefs.

A photo of a white coral taken underwater.

Geography of Coral Reefs

Katarina Samurović

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

A landscape view of tallgrass prairie in Kansas with a strip of blue sky and some light clouds.

Tallgrass Prairie

Katarina Samurović

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

A dirt pathway through a sunlight filled forest with tall, thin trees. A shrub is in the foreground.

How Many Tree Species are There in the World?

Katarina Samurović

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.

A view across a forest with dead trees from a prolonged drought in California.

How a Changing Climate is Affecting Forests in the Western United States

Katarina Samurović

Drought, more intense fires, and invasive species are changing the forest landscapes in Western United States.

The beaver faces the camera. Its tail extends to the right and is cocked on its side, making the paddle-shape more visible.

Building It Back – Beaver Reintroductions Across the World

Katarina Samurović

Since the 1920s, beavers have been artificially re-introduced to many habitats across their former range.

Photo of the Caldor Fire on the evening of September 9, 2021

Pyrocene: the Age of Fire?

Katarina Samurović

Climate change and human activities are creating record wildfire seasons.

Crow siting on a chain link fence.

The Growth of Crows in Cities

Katarina Samurović

Since the 1960s, more and more crows have been abandoning their rural winter roosts in favor of cities and towns.

Map showing the world's ocean gyres. Source: NOAA.

How Ocean Currents Move Pollution Around the World

Katarina Samurović

How does pollution from plastic, trash, and oil spills move around Earth's oceans?

The magnetosphere, or magnetic field encircling Earth, is seen in this image.

The Adams Event – Did Polar Drift Cause Climate Change 42,000 Years Ago?

Katarina Samurović

Some 42,000 years ago, Earth went through several centuries of dramatic climate change and environmental chaos.

View southwest of Garfield Peak and Eagle Crags above Chaski Bay, Crater Lake. Photo: Charles Bacon, USGS, public domain.

NASA Completes the First Global Survey of Fluctuations in Lakes and Reservoirs

Katarina Samurović

ICESat-2 launched in September 2018) with its satellite laser altimeter, allowing NASA to perform the first global survey of freshwater fluctuations.

A black Eastern gray squirrel looks in a trash container. Photo: Caitlin Dempsey, CC BY 4.0

Anthropause: The Impact of Covid-19 Related Slowdowns on Wildlife

Katarina Samurović

Human-animal relations are extremely complex, and our presence - or absence - has greater power over the population dynamics than we commonly think

A herd of caribou swims across the Noatak River in Alaska, heading south for the winter. Photo: NPS, Noatak National Preserve, Alaska, public domain.

New Maps For Ungulate Migration Routes Across the Western U.S.

Katarina Samurović

Federal and state wildlife biologists have come together to create a unique map of ungulate migrations across the American West.

Urban trees provide many benefits such as absorbing heat, filtering pollution, and absorbing carbon dioxide from the air. Photo: Willow Oak in City Park, USGS, public domain.

Google Launches AI powered Tree Canopy Lab

Katarina Samurović

Google is using artificial intelligence to develop maps of tree canopy from its aerial imagery.

Planting a longleaf pine seedling, Big Thicket National Preserve. Photo: NPS, public domain.

Mega Tree Planting Efforts Around the World

Katarina Samurović

As a response to the global deforestation crisis, many countries, organizations, and influencers have started mega-tree planting projects.

Eelgrass at Cape Cod National Seashore. Photo: USGS, public domain.

The World’s Biggest Seagrass Restoration Project Is Good News for Marine Life and Climate

Katarina Samurović

Researchers have been conducting the world’s most extensive seagrass meadow restoration.

Specific Pathogen-Free (SPF) Pacific herring reared in the wet laboratory at the Marrowstone Marine Field Station. Photo: USGS, public domain

Study Finds Staggering Decline in Marine Fishery Biomass

Katarina Samurović

A recent global long-term fishery biomass trends evaluation has found an alarming decline in fish populations worldwide.

Douglas fir forest on the west side of the Cascade Mountains, McKenzie Pass, Willamette National Forest. Photo: David Goodrich, NOAA. Public domain.

Rapid Growth Shortens Trees’ Lifespans – and Adds to the Climate Crisis

Katarina Samurović

Researchers have found that trees growing faster due to warming conditions are also dying faster.

Freshwater habitats are in decline and under threat. Lindsey Slough in the Sacramento-San Joaquin Delta is being choked by invasive aquatic vegetation. Photo: USGS, public domain.

WWF Report: Wildlife Has Declined 68% Since 1970

Katarina Samurović

In their latest Living Planet 2020 report, WWF revealed that global wildlife is facing catastrophic decline.

Composite image of Europe at night, 2016. Credits: NASA Earth Observatory images by Joshua Stevens, using Suomi NPP VIIRS data from Miguel Román, NASA's Goddard Space Flight Center

Germany Plans to Curb Light Pollution to Save Insects

Katarina Samurović

In the latest bid to reverse the dramatic insect decline, Germany is planning on dimming its lights.

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