GPS on Steroids!

Nowadays you can differentially-correct your GPS measurements without running your own base station by using the global CORS network - here are a few online options:

• NOAA OPUS
• NASA APPS / GIPSY 6.2
• NRCAN PPP / GPS-H

Today vs. 2050

Here is a series of charts visualizing the anticipated demographic changes in the USA over the next 40+ years (via IOTBS).

Busted! Deforestation from Space!

Read and see more here: Landsat 8 Detects New Deforestation in Peru

Blue Marble 2012

Here's is a beautiful mosaic of the Earth from January 2012 based on Suomi NPP images.

• NASA Website
• (Very) Larger Image
• More NASA Blue Marble
• NASA Blue Marble next generation

http://www.nasa.gov/images/content/617882main1_VIIRS_4Jan2012-400.jpg

Rising Cities!

Rising Cities by BigPoint is a (free) urban development and strategy game. Maybe an alternative or complement to SimCity?

• Beginner's Guide

http://www.knowledgegames.net/sites/default/files/images/bigpoint-infographic2.jpg

Wake-up Rosetta!

Solargraphs

Seen on IOTBS: solargraphs capture the changing seasonal paths of the Sun across the sky using pinhole photography.

• The Sun Project
• The Global Project Of Solargeography
• How to Build a Pinhole Solargeography Camera

http://champalicious.com/post/70782347176/12-month-solargraph-winter-solstice-to-winter