United States

Articles and information related to the geography of the United States

Review | The Longest Line on the Map

G.T. Dempsey

This book tells the story of how and why the Pan-American Highway was conceived and, poignantly, the why of a stubborn gap that remains unconnected.

2018 National Climate Assessment Warns of a Future with More Extreme Weather

Olivia Harne

The 2018 National Climate Assessment presents stark news for climate change and our environment.

Analysis of U.S. Climate in August 2018

Katarina Samurović

For the summer of 2018, the contiguous United States lived through its 4th warmest summer on record, tying with the summer of 1934.

Can Painting City Streets Reduce the Urban Heat Island Effect?

Caitlin Dempsey

The City of Los Angeles is experimenting with lowering the urban heat island effect by painting its streets a lighter color.

This Map Lets You Find the Best Cloud-Free Location to View the 2017 Solar Eclipse in the United States

Elizabeth Borneman

This year a total solar eclipse will occur on August 21st, and will be visible from many states in the United States. The total solar eclipse will be visible in a path from Oregon to South Carolina.

Maps showing how climate change will adversely affect the United States in areas of agriculture, crime, life span, property damage, and labor. Source: Hsiang, et. al, 2017.

Model Predicts Economic Damage from Climate Change to be Greatest in the South in the US

Caitlin Dempsey

A new model maps out the agriculture, crime, coastal storms, energy, human mortality, and labor costs of climate change in the United States.

A Look at 90 Years of Natural Disasters by County in the United States

Caitlin Dempsey

Researchers have mapped out ninety years of natural disasters data by county in the United States.

Racial composition of cities versus suburbs in US metropolitan areas 1970–2010. Figure: Massey and Tannen, 2017.

Racial Diversity Still Lacking in US Suburbs Per Study

Caitlin Dempsey

A study out of Princeton University has found that United States suburbs are still mostly dominated by white residents.

These US Towns Each Have Less Than 15 Residents

Elizabeth Borneman

Here are a few smaller than small towns in the United States.

Map showing how traveling due north, south, east, or west from Stamford, Connecticut results in travel that passes through the state of New York with a large red question mark over the map to obscure the name.

From Which U.S. City Can You Travel North, South, East, or West and End up in the Same State?

Caitlin Dempsey

Can you answer this geography riddle? From which United States city can you travel due north, south, east, or west and still enter the same bordering state?

United States of Syllables

Caitlin Dempsey

A syllable is a unit of blended sounds considered to be the phonological building blocks of words. Listed here are the number of states by syllable.

A simple map of the continental United States overlayed with areas of fracking in blue.

EPA Issues Report on Fracking and Earthquakes

A.J. Rohn

According to EPA scientists in North Texas, earthquakes there are likely related to fracking and drilling. Although it is not a new discovery that this link is possible ­ or even likely, an acknowledgement from the EPA is significant.

Researchers estimate that more surface area in the United States is devoted to lawns than to individual irrigated crops such as corn or wheat. This map uses shades of green to indicate the fraction of the U.S. land surface area covered by lawns, including residential, industrial, and recreational. (Map courtesy Cristina Milesi, 2005.)

Geography of Lawns

Elizabeth Borneman

Lawns now comprise the biggest use of land in the United States. Corn comes right behind grass as the second most grown ‘crop’ in the country.

Total housing values by county in the United States. Yellow indicate lower total values and red indicate the highest valued counties. Cartogram by Max Galka, Metrocosm.

Mapping the U.S. by Property Value and Land Area

Zachary Romano

How Urban Property Values are Adversely Affecting the U.S. Economy

A picture of open water at a sewage treatment plant.

Tracking Populations Using Sewage

Elizabeth Borneman

Scientists and researchers have recently begun tracking the populations of cities in the United States using the amount of sewage produced.

Geography of Jobs in the United States

Elizabeth Borneman

Map of jobs across the US.

Map showing the locations of the U.S. geographic center of area, mean center of population, and median center of population, 2010 (U.S. Census Bureau).

What is the Geographic Center of the United States?

Elizabeth Borneman

What's the geographic center of the contiguous United States? What's the center if Alaska and Hawaii were included?

Monthly 700 hPa vertical velocity anomalies (Pa/s) from October of 1933 through March of 1934, calculated from the 20th Century Reanalysis. All anomalies are calculated relative to the baseline period of 1931–1990.

New Study Discovers the Worst Drought of the Millennium Occurred in 1934

Rebecca Maxwell

According to the National Aeronautics and Space Administration (NASA), the worst drought of the last thousand years occurred in 1934 ...

Geography of Car Thefts in the United States

Caitlin Dempsey

The National Insurance Crime Bureau (NICB) each year takes a look at the national picture in terms of car thefts. 

Map showing the urban heat island effect in Cincinnati, Ohio.

Hot Cities Getting Hotter in the US

Caitlin Dempsey

Climate Central has published a new report that took at look at the increases in temperature in sixty of the largest U.S. cities.

A May 2014 analysis by Apartment Guide found that San Jose, Sunnyvale and Santa Clara, CA command the highest rental rates.

Geography of Industry in the US

Elizabeth Borneman

Mapping the geographical distribution of industries in the US can provide valuable insights into the economy, opportunities for growth, and potential investment areas for scientists, economists, and the general public.