Category Archives: Uncategorized

World maps of glowing plants

Did you know plants emit a faint reddish glow (fluorescence) as a by-product of photosynthesis ? In a set of maps described in NASA’s news release as ‘groundbreaking’, scientists working at the Goddard flight center have depicted this activity for … Continue reading

Posted in Uncategorized | Tagged , , , , | Leave a comment

Maps of Strange Borders

Andy Proehl creates maps documenting the absurdity of borders around the world. For instance the Slovenia / Croatia border passing through a restaurant, the island group split by the International date line. and extreme gerrymandering in US congressional districts., Check … Continue reading

Posted in Uncategorized | Tagged , , , | Leave a comment

Google Map Maker rolled out to USA

Today Google made it’s Map Maker service available for the United States. This is a collaborative, online tool that allows anyone to add or update features in Google Maps and Google Earth. One of the company’s typically quirky videos gives … Continue reading

Posted in Uncategorized | Leave a comment

The Earth’s geoid mapped

The European Space Agency has released a new, high definition geoid model of the Earth based on data collected by the GoCE satellite (Gravity field and steady-state Ocean Circulation Explorer). This model defines a surface where the force of gravity … Continue reading

Posted in Uncategorized | Leave a comment

Map resources for the Libyan air strikes

As I’m sure you’ve heard, following a UN resolution to enforce a no-fly zone over Northern Libya, the USA, France and UK have launched air strikes on Libyan radar, missile and communication sites. There are several map related resources providing … Continue reading

Posted in Uncategorized | Tagged , , , , | Leave a comment

Rare, cloud free satellite image of Ireland

Complete cloud-free satellite shots of Ireland are extremely rare. According to NASA’s Image of the day site: Ireland receives between 750 and 2000 millimeters (29 and 78 inches) of rain per year, with more rain falling in the west and … Continue reading

Posted in Uncategorized | Tagged , , | Leave a comment

USA passport ownership by State

You know the old chestnut about fewer than 10% of Americans owning a passport ? C.P.G Grey took a data set about issued passports from data.gov and did some calculation to get at the real numbers. He then plotted the … Continue reading

Posted in Uncategorized | Tagged , | Leave a comment