Tag Archives: Programs

Ordnance Survey OpenData In QGIS 3: Part 3

I finish my last post about using Ordnance Survey OpenData in QGIS having produced this map of the area around Blaven, on the Isle of Skye: It’s tinted for height, shaded and marked up with contours to emphasize landforms, and has features such as surface water, coastline, roads and buildings added. Now it needs some … Continue reading Ordnance Survey OpenData In QGIS 3: Part 3

Ordnance Survey OpenData In QGIS 3: Part 2

So, by the end of my previous post on this topic, I’d used Ordnance Survey OpenData products in QGIS to produce a nice smooth depiction of the topography of Ordnance Survey grid square NG, tinted to show height and shaded to show relief. It looked like this: A detail, showing the region around the mountain … Continue reading Ordnance Survey OpenData In QGIS 3: Part 2

Ordnance Survey OpenData In QGIS 3: Part 1

Recently, I’ve been preparing my UK walking maps using the Ordnance Survey’s free OpenData products, which I’ve rendered into maps using a free, open-source Geographical Information System, QGIS. I thought I’d write a little bit about that, now that I’ve got my maps looking more or less as I’d like them. For this first part, … Continue reading Ordnance Survey OpenData In QGIS 3: Part 1

Which Place Gets The Most Daylight?

So this puzzle isn’t about sunshine (the amount of time the sun shines from a clear sky), or even about the intensity of sunlight (which decreases with increasing latitude), but about cumulative daylight—the length of time between sunrise and sunset in a given place, added up over the course of a year.* It’s a surprisingly … Continue reading Which Place Gets The Most Daylight?