Making public buses free to ride is a municipal policy option that some city governments have proposed.
November 23, 2025
high
policy
Describes a type of municipal policy proposal related to transit fare policy.
As of 2025, about one in five New York City residents struggled to afford a $2.90 bus fare.
November 20, 2025
medium
temporal
Measure of public-transportation affordability pressure cited in discussions of cost-of-living challenges in New York City.
Federal Motor Carrier Safety Administration data cited in 2025 indicated that immigrants who hold commercial driver's licenses accounted for roughly 5% of all commercial driver's licenses but about 0.2% of all fatal crashes.
November 14, 2025
high
temporal
Statistical comparison of share of commercial driver's licenses vs. share of fatal crashes as reported from FMCSA data cited in 2025.
A 2025 proposed U.S. Department of Transportation rule would restrict immigrant eligibility for commercial driver's licenses to holders of H-2A, H-2B, or E-2 visas, require states to verify applicants' immigration status in a federal database, and make such licenses valid for up to one year or until an applicant's visa expires.
November 14, 2025
high
policy
Key design features of a 2025 proposed rule affecting noncitizen eligibility for commercial driver's licenses.
Estimates associated with the 2025 proposed rule indicated that roughly 10,000 of about 200,000 noncitizen commercial driver's license holders would qualify under the rule.
November 14, 2025
high
statistical
Estimated scope of eligibility among existing noncitizen commercial license holders under the proposed restrictions.
Policy proposals associated with Zohran Mamdani's platform have included free bus service, city-owned grocery stores, and rent freezes.
November 05, 2025
high
descriptive
Specific, reusable policy proposals tied to a political platform.
Many streets in Tokyo and other Japanese cities are relatively narrow compared with typical U.S. roads, which can make operating or parking large pickup trucks such as the Ford F-150 impractical.
October 27, 2025
high
temporal
Urban street widths affect the practicality of large vehicles in Japanese cities.
Air traffic controllers in the United States are federal employees employed by the Federal Aviation Administration (FAA).
October 22, 2025
high
temporal
Employment relationship between air traffic controllers and the federal agency that oversees the National Airspace System.
The Transportation Security Administration (TSA) is responsible for safeguarding the traveling public through airport security screening and related checkpoint functions.
October 22, 2025
high
temporal
Mission and function of TSA personnel in aviation security.
Government shutdowns can cause federal employees to work without pay and can strain operations of essential federal services, which can produce staffing shortages in agencies that operate critical transportation infrastructure and contribute to travel delays.
October 22, 2025
high
temporal
General effects of federal government funding lapses on essential public-service operations.
Hartsfield-Jackson Atlanta International Airport is located approximately 50 miles (80 kilometers) southeast of Cartersville, Georgia.
October 21, 2025
high
temporal
Geographic distance and direction between Cartersville, Georgia, and the airport
Hartsfield-Jackson Atlanta International Airport (ATL) is widely described as the world's busiest airport and is one of the busiest travel hubs in the United States.
October 20, 2025
high
descriptive
General characterization of ATL's passenger traffic and hub status.
Hartsfield-Jackson Atlanta International Airport is commonly described as the world's busiest airport.
October 20, 2025
high
descriptive
The airport is widely characterized by sources and commentators as the world's busiest passenger airport.
CSX Corporation is one of the largest railroads in North America and operates in the eastern United States.
October 16, 2025
high
descriptive
Geographic footprint and market position of CSX in the North American rail industry.
Major construction projects and infrastructure repairs on a railroad can reduce operational flexibility and capacity, which can negatively affect the railroad's performance.
October 16, 2025
high
operational
Relationship between maintenance/repair work and short-term service or volume impacts in railroad operations.
A merger that creates a transcontinental railroad can shorten rail shipment delivery times by eliminating interchanges and handoffs between separate railroads.
October 16, 2025
high
strategic
How consolidation of rail networks can affect end-to-end transit times by removing inter-railroad transfer points.
Railroads can seek cooperative agreements with other rail carriers as an alternative to full mergers to achieve many customer service benefits while avoiding the regulatory and operational complexities of a merger.
October 16, 2025
high
strategic
Strategic options for rail carriers to improve service and network reach without completing a corporate merger.
Dallas Area Rapid Transit (DART) is a transit agency serving the Dallas–Fort Worth metroplex in Texas that offers light rail, the Trinity Railway Express commuter rail, bus routes, GoLink on-demand services, and paratransit services.
October 05, 2025
high
organizational
Describes the types of services provided by the regional transit agency serving the Dallas–Fort Worth area.
A Commercial Driver's License (CDL) is a state-issued license that authorizes an individual to operate commercial motor vehicles such as tractor-trailers.
November 17, 2024
high
definition
CDLs are regulated at the state level and set qualifications for operating large or heavy vehicles in interstate commerce.
The LYNX Blue Line is a light rail line that operates in Charlotte, North Carolina.
January 01, 2024
high
temporal
Description of a named public transit service in Charlotte.
A 2013 Federal Highway Administration rule stated that painted art in crosswalks, except for certain patterns in earth tones, degraded pedestrian safety.
January 01, 2013
high
policy
Federal Highway Administration regulation addressing painted designs in pedestrian crosswalks.
Many remote communities in western Alaska are not connected to the state's main road system and are accessible only by air or by water at certain times of year.
high
logistical
Access constraints for remote Alaskan communities that affect transport and evacuation options.
Interstate 85 runs through Jackson County, Georgia.
high
geographic
Interstate 85 is a major interstate highway that passes through multiple counties in Georgia, including Jackson County.
Many remote Alaska Native villages are not connected to Alaska's main road system and are accessible primarily by air or by water.
high
static
Typical transportation access conditions for remote communities in Alaska.
California commercial driver's license (CDL) testing includes English-language and road sign assessments as part of the qualification process.
high
procedural
Commercial driver licensing typically evaluates applicants' ability to understand English instructions and recognize road signs to ensure safe operation of commercial vehicles.
The U.S. federal government can withhold federal highway safety funding from a state for failing to comply with federal program requirements.
high
policy
Federal transportation funding is conditional on state compliance with applicable federal safety and program requirements; noncompliance can trigger penalties including funding withholding.
Biannual clock changes for Daylight Saving Time (changing clocks twice a year) have been linked in research to increased traffic accidents, disrupted student performance, and negative impacts on health.
medium
correlational
Summary of research findings reported about the effects of twice-yearly clock shifts.
The Charlotte Area Transit System (CATS) operates the Lynx Blue Line light rail in Charlotte, North Carolina.
high
infrastructure
Public transit operator and named light rail line in Charlotte.
Horse-drawn carriages have operated as a tourist attraction in Central Park for more than 150 years.
high
descriptive
Longstanding presence of carriage rides in Central Park.