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Mapping

All articles tagged with #mapping

Lake Ontario or Lake America: The map-name dispute reshaping borders and identity
world1 month ago

Lake Ontario or Lake America: The map-name dispute reshaping borders and identity

A US executive order to rename Lake Ontario as 'Lake America' has led to split map labels: US federal sources and some digital maps show 'Lake America,' while Canada and many private maps still use 'Lake Ontario'; the dispute shows how place naming is governed—GNIS in the US, private mapping policies, and local/indigenous voices weighing in—often with costs and symbolism that echo longer-running disputes like 'Persian Gulf' vs 'Arabian Gulf'.

via BBC|
#geopolitics#lake-america#lake-ontario
technology1 month ago

Trump’s map-name feud puts tech in a political bind

Trump’s orders to rename Lake Ontario to Lake America and the Gulf of Mexico to Gulf of America press map providers into a political corner: Google and Apple updated their maps quickly, while MapQuest declined and rode the backlash to a marketing boost; Democrats threaten hearings if they regain control of Congress, and the Biden administration frames the changes via GNIS data amid U.S.-Canada tensions.

via Politico|
#geopolitics#mapping#politics
Hidden Basin Network Beneath East Antarctica Could Reshape Ice Flow
earth-science4 months ago

Hidden Basin Network Beneath East Antarctica Could Reshape Ice Flow

Researchers mapped a continent-scale bedrock system under East Antarctica—the East Antarctic Fan-Shaped Basin Province—comprising 30 pull-apart basins formed by distributed rotational extension. Using airborne gravity, magnetic surveys and seismic imaging, they suggest thinner, younger crust under much of the East Antarctic Ice Sheet, which could alter ice-flow patterns and heat transfer, with implications for ice-sheet stability and sea-level rise. The study, published in Nature Geoscience, challenges the idea of a single, stable crust beneath East Antarctica and underscores how hidden geology can influence the fate of Earth's freshwater ice.

via Gizmodo|
#antarctica#earth-science#geology
Antarctica's Hidden Subglacial Landscape Unveiled from Space
science8 months ago

Antarctica's Hidden Subglacial Landscape Unveiled from Space

A new ultra-high-resolution map of Antarctica’s bedrock beneath the ice combines satellite data and glacial-flow models to reveal a surprisingly varied subglacial landscape—from alpine valleys to eroded ice-stream troughs. Published in Science by Helen Ockenden and colleagues, the map refines projections of ice loss and sea-level rise beyond earlier radar surveys. The work highlights the importance of space-based data for understanding Antarctica, with a caveat that removing ice weight would cause the land to rebound."

via Boing Boing|
#antarctica#ice#mapping
AI-powered map uncovers deep groundwater across the U.S. at 30-meter resolution
science8 months ago

AI-powered map uncovers deep groundwater across the U.S. at 30-meter resolution

Researchers from Princeton and the University of Arizona created a high-resolution, AI-driven map of groundwater depth for the continental United States by combining over a million direct measurements with regional climate and geological data. The result estimates about 306,000 cubic kilometers of groundwater at a 30-meter grid (roughly 98 feet), revealing shallow supplies previously unknown and enabling more informed irrigation, conservation, and water infrastructure decisions. The model also quantifies uncertainty at each location and is designed for global expansion via the HydroFrame platform, signaling a shift toward data-driven, local-scale groundwater management.

via Princeton Engineering|
#ai#groundwater#hydrology
Antarctica's hidden bedrock revealed in ultra-detailed new map
science8 months ago

Antarctica's hidden bedrock revealed in ultra-detailed new map

A new, highly detailed map of Antarctica’s bedrock beneath the ice, created by combining satellite surface data with ice-flow physics, reveals thousands of previously unseen hills and ridges and a prominent 50m-deep, 6km-wide channel in the Maud Subglacial Basin; while uncertainties remain, the map offers a clearer view of the bedrock that could improve models of glacier movement and future sea-level rise, complementing radar surveys and aiding climate projections.

via BBC|
#antarctica#bedrock#climate-change
Evolving Front Lines and Territorial Demands in Ukraine Conflict
world10 months ago

Evolving Front Lines and Territorial Demands in Ukraine Conflict

The article discusses the evolving and increasingly complex nature of mapping Ukraine's front line in the ongoing conflict with Russia, highlighting how open-source maps and social media are crucial in understanding battlefield dynamics, especially as the front becomes more porous and contested, with both sides using maps for propaganda and strategic purposes.

via The Kyiv Independent|
#front-line#information-warfare#mapping
Revolutionary Digital Map Reveals Extent of Ancient Roman Roads
history11 months ago

Revolutionary Digital Map Reveals Extent of Ancient Roman Roads

A team of international researchers has created a detailed map of the Roman road system around AD 150, covering over 300,000 km, which offers new insights into ancient Roman connectivity, travel, and influence, despite many roads still being uncertain in exact location. The visualization tool supports further research into Roman infrastructure and its long-term effects on the empire and beyond.

via CNN|
#ancient-roads#archaeology#history
Google Earth Celebrates 20 Years with New Historical Street View Features
technology1 year ago

Google Earth Celebrates 20 Years with New Historical Street View Features

Google Earth has introduced a new feature allowing users to view historical Street View images, enabling them to see how locations have changed over time, as part of its 20th anniversary updates. Additionally, professional users will soon gain access to AI-driven insights about environmental factors like tree canopy coverage and land surface temperatures.

via The Verge|
#ai-driven-insights#google-earth#historical-imagery