mapping A Map of Great Lakes Shipwrecks November 8, 2021 / November 8, 2021 by Adam DuVander Ships have been sailing the five North American freshwater lakes known as the Great Lakes since the 17th century. Naturally, this means that like the 569 shipwrecks in international waters, a number of ships have sunk there. While many were never found, making the exact number of Great Lakes shipwrecks somewhat of a mystery, plenty […] Read more »
mapping Batch Geocoding Excel Spreadsheets November 1, 2021 / January 25, 2022 by Adam DuVander If you’ve ever made a week’s worth of meals in one day, paid your bills a stack at a time, or shopped at a membership club like Costco, you understand the concept of “batching.” It’s more efficient than handling each of those activities one at a time. You can wait until you have multiple tasks […] Read more »
mapping Largest Spacecraft and Satellite Reentry October 19, 2021 / October 19, 2021 by Adam DuVander You may have heard about a recent re-entering rocket—or part of one, anyway. The 39,200 lbs Long March 5B core fell, uncontrollably, into the ocean on May 9, 2021, nine days after its launch from China. And it’s not the first spacecraft or component to re-enter the Earth’s atmosphere. So how much space junk is […] Read more »