Articles

Mumbai police have launched an anti-honking campaign to reduce noise pollution in the city.

Mumbai Police Fighting Noise Pollution With Enforced Patience

Caitlin Dempsey

In an effort to lower noise levels, the Mumbai Police have set up noise meters at select traffic signals around the city called "Punishing Signals".

Using GIS to Assess Urban Tree Canopy

Caitlin Dempsey

The University of Vermont Spatial Analysis Lab used spatial analysis to map out how the city of Philadelphia's tree canopy changed between 2008 and 2018.

Satellites Give Detailed Insights into Climate Sciences

Elizabeth Borneman

The European Space Agency has recently released a report entitled ‘10 New Insights in Climate Science’.

How to Add Leader Lines to Labels in QGIS

Caitlin Dempsey

The release of QGIS version 3.10 brought with it the native capability to add leader lines to labels.

Groundhog. Photo: NPS, public domain.

Why Do Groundhogs Really Emerge on February 2?

Caitlin Dempsey

Why do groundhogs emerge around February 2? Hint: it's more to do with Valentine's Day.

Cloud-based Geospatial Analysis

Mark Altaweel

We will see more migration of spatial and GIS work to cloud-based platforms in the near future.

Windblown Snow. Image: NASA/Michael Studinger, public domain

What is a Snow Devil?

Caitlin Dempsey

Miniature vortexes of wind can stir up snow in a formation known as a snow devil.

GIS Data of the Moon’s Geology

Caitlin Dempsey

The USGS has released GIS data from its new Unified Geologic Map of the Moon.

An Incredibly Detailed Map of the Moon’s Geology

Caitlin Dempsey

Entitled, "Unified Geologic Map of the Moon" the newly created map summarizes the current state of lunar geologic knowledge.

GIS and Migrant Deaths in the United States

Mark Altaweel

Spatial analysis and GIS is being used in the study of migrant deaths to not only better track routes taken but also use results from research to limit deaths and danger to migrants.

Geography Facts About the Pacific Ocean

Caitlin Dempsey

Learn some geography facts about the world's largest ocean.

The Atacama Desert, which normally receives only 1 to 3 millimeters of rain a year, had a rare snowfall in 2011. Image: NASA, public domain.

Soil Community in Atacama Desert Survives on Fog

Elizabeth Borneman

Scientists have discovered new methods that allow certain plants and animals to survive in Chile’s Atacama Desert.

The Atacama Desert, which normally receives only 1 to 3 millimeters of rain a year, had a rare snowfall in 2011. Image: NASA, public domain.

Driest Non-polar Desert in the World

Caitlin Dempsey

Situated in northern Chile, the Atacama Desert is one of the driest places on Earth.

Dawn Redwood (Metasequoia glyptostroboides) a "living fossil" in West Sussex, England. © Copyright Keith Edkins and licensed for reuse under this Creative Commons Licence.

Is Climate Change Bringing Back Prehistoric Redwood Trees?

Katarina Samurović

Because of global warming, the Dawn redwood might unexpectedly make it back to the wilderness of its ancient habitats in North America.

A wolf dog sitting in the grass.

European Wolves Could Be Replaced by Wolf-Dog Hybrids

Katarina Samurović

Scientists are now worried that the future of the 17,000 wolves known to live in Europe is in jeopardy due to crossbreeding with dogs.

Voyant: Online Text Analysis Tool

Caitlin Dempsey

Voyant is an online text analysis tool that allows users to enter one or more URLs, a block of text, or a set of text documents, and see the results of terminology used.

Mapping the Transportation Network of the Roman World

Caitlin Dempsey

ORBIS is a mapping project developed by researchers at Stanford that reconstructs the financial and spatial challenges of transporting goods and people during Roman times about 200 CE.

The National Weather Service in Miami recently issued a "falling iguana" warning during a cold spell.

Why Do Iguanas Drop From Trees When It’s Cold in Florida?

Caitlin Dempsey

Occasionally, the temperature in southern Florida approaches freezing, leading to falling iguanas.

Geography Facts About Antarctica

Caitlin Dempsey

Learn interesting geography facts about the continent of Antarctica, the driest, coldest, highest continent on Earth.

Mapping Epidemics

Mark Altaweel

Forecasting the spread of viruses and mapping potential epidemics is gaining important attention in the medical community.

How Many Countries Are There?

Elizabeth Borneman

The answer to the question of how many countries there are in the world remains a question with many different possible answers.

Review | Phantom Islands: In Search of Mythical Lands

G.T. Dempsey

In this book, Dirk Liesener provides the life-stories of islands, some thirty of them, which though thought to exist in some cases for many centuries turned out to either not be an island or to have never existed to start with. 

Mapping Australia’s Bushfires

Mark Altaweel

Tools based on near-real time data from satellites, such as those used by Australia or developed by NASA, have great utility in monitoring existing fires while giving the public near real-time monitoring.

Collage of geography pioneers

GeoQuiz: Pioneering Geographers

Caitlin Dempsey

Take this quiz to test how well you know about the contributions of these geographers.

An analysis of 24 years of radar data shows a shift to earlier spring migrations, particularly for birds at higher latitudes where regions are warming more quickly. Figure: Horton et al., 2020.

Spring Bird Migration is Happening Earlier for Some Birds

Caitlin Dempsey

With changes in temperature due to climate change, researchers looking at  24 years of radar data from the National Oceanic and Atmospheric Administration (NOAA) have found that migrating birds were more likely to arrive at certain stops earlier than they would have twenty years ago. 

Researchers analyzed Landsat satellite imagery between 1993 to 2018 to look at changes in subnival vegetation cover in the Himalayas.

Plant Life is Expanding in the Area around Mount Everest

Caitlin Dempsey

Using satellite imagery, researchers have found that subnival vegetation, the vegetation that grows between the treeline and snowline, is increasing in spatial extent around the Mount Everest and Himalaya area.