Articles

Frozen Lake Trout eggs being weighed for a thiaminase assay. Photo: Diane Nicks, USGS. Public domain.

Is a Vitamin Deficiency Killing Wildlife?

Katarina Samurović

Researchers believed that thiamine (Vitamin B1) deficiency is playing a role in declining populations of some wildlife.

Warmer Oceans Will Make Hurricanes More Intense

Geo Contributor

Since hurricanes draw their energy from ocean heat, warmer waters can increase both their intensity and duration.

Tutorial: Introduction to Geospatial Analysis in R

Caitlin Dempsey

Explore the "Introduction to Geospatial Analysis in R" tutorial for lessons on importing files, layer management, and making maps.

The map that went viral. Sukhmani Mantel

Lessons From a Viral Map

Geo Contributor

As public engagement becomes more and more important to society, it’s useful for scientists to know what makes maps and other geospatial content go viral.

African elephant, Madikwe Game Reserve. Photo: flowcomm, CC BY 2.0

Are Safaris the Best Answer for Elephant Conservation?

Geo Contributor

Tourism can be a great conservation tool as long as it is monitored closely.

The Wide Impact of Tropical Cyclone Idai

Geo Contributor

The effects of Tropical cyclone Idai were felt as far south as South Africa

The characteristic bull’s-eye patterned rash after the bit from a blacklegged tick infected with Borrelia burgdorferi. Photo: Centers for Disease Control

How Climate Change is Affecting Tick Season

Geo Contributor

As the global climate warms, it is more likely that some ticks will remain active through the warmer winters and can expand their habitats into new areas.

Can Humans Sense Earth’s Geomagnetic Field?

Caitlin Dempsey

A group of researchers wanted to test if humans have the ability to sense the Earth's geomagnetic field.

Children’s Book: “Lindsey the GIS Specialist”

Caitlin Dempsey

The next time a child asks you to explain what GIS is, you might want to read them this online book about Lindsey the GIS Specialist.

Spatial Income Inequality and Climate Change

Mark Altaweel

The relationship between  CO2and climate change emissions in general and wealth inequality is not a clear one.

A map showing night light pollution.

Interactive Map of How Nighttime Light Pollution Has Changed Around the World

Caitlin Dempsey

The Radiance Light Trends website offers an interactive map where users can see how night light pollution has changed between 1992 to the present.

The Geography of Borrowing Size

Mark Altaweel

Towns can 'borrow size' from nearby urban areas, enhancing their economic prospects and resilience by leveraging networks with larger towns.

Scotland: Defending the Nation, Mapping the Military Landscape | Book Review

G.T. Dempsey

'Scotland: Defending the Nation, Mapping the Military Landscape' is a comprehensive history of modern Scotland illustrated through such maps.

How Archaeologists Used GIS to Explore Sounds of the Past

Caitlin Dempsey

Two archaeologists used GIS tools to model the ancient soundscape of New Mexico’s Chaco Canyon.

Screenshot of a remote sensing software application with a green layer overlaid.

LandViewer Has Added New Remote Sensing and Satellite Imagery Analytics

Geo Contributor

This article by EOS, a company which creates solutions for Earth observation imagery processing and analysis, introduces a host of updated capabilities in its LandViewer tool.

The First Color Images of the Earth from Space

Caitlin Dempsey

The first color photographs of the full-disk view of the Earth were taken in 1967

Urbanization Makes the Surrounding Atmosphere Drier

Caitlin Dempsey

Researchers in southern China have analyzed the impact of urbanization on local climates, known as the urban dry island (UDI) effects.

Using Dark Fiber to Measure Seismic Activity

Caitlin Dempsey

Researchers wanted to test if unlit fiber cable could be used to collect measurements of seismic activity to fill in spatial gaps in the data.

These Two Species Are No Longer Extinct

Caitlin Dempsey

Recently, two formerly extinct species were separately discovered to still be living.

Review | There is No Planet B: A Handbook for the Make or Break Years

G.T. Dempsey

Mike Berners-Lee presents an ‘evidence-based practical guide to the make or break choices we face now’ in the  Anthropocene age.

What Helps to Increase Public Participation in GIS?

Mark Altaweel

Community participation in GIS through PPGIS is a worthy goal and has been applied in many studies for decades.

Cabins in this ski resort are only listed by numbers, causing confusion among tourists and emergency responders. Source: Knut Røsrud / NRK

With Only Numbers and No Street Names, This Norwegian Town is Confusing Tourists

Caitlin Dempsey

A Norwegian municipality decided to only give the chalets in a development numbers with no corresponding street names.  

What are the Benefits of Landsat’s Current Free and Open Policy?

Caitlin Dempsey

A group of researchers from different universities and government groups have published a study of how Landsat's free and open data policy has benefitted users of the programs satellite imagery products.

View of Tapajós National Forest.

Deforestation Is Drying Up Atmospheric Rivers

Katarina Samurović

Deforestation has a dramatic impact on climate, reducing evapotranspiration which feed atmospheric rivers.

A photo of a small globe wearing a black graduation ap with a red tassel on top of a keyboard.

What Can You do with a Degree in Geography?

Caitlin Dempsey

A good geographer should have knowledge of human-environment relationships, spatial and statistical analysis skills, proficiency in data visualization and strong communication skills.

Using GIS to Assess Crime Risk

Mark Altaweel

The use of GIS and spatial analysis has become an important tool in understanding crime patterns.