We have been tracking planes using transponders with Mode S (mostly commercial aircraft) over the North of England using a Raspberry Pi.  Each CSV file shows a single day and is approximately 160,000 rows of data. Recorded data altitude(feet), latitude, longitude, date, time, angle, distance, squawk, ground_speed, track, callsign For example:4065A8,12100,53.37484,-1.67388,2017/02/11,00:00:00.287,170.63,25.32,5466,288,179,EXS014W  ...

A third generation Toyota Prius has been tracked over 480 miles of city centre driving in Leeds, UK. The vehicle was equipped with GPS tracking (Racelogic VBOX Lite) and CAN (HEM mini logger) data loggers recording around 40 internal and external vehicle parameters, including vehicle fuel consumption and energy flows through the electrical system.

Making environmental information available is key to informing decisions, influencing actions and delivering sustained environmental improvements. The datasets have been made freely available by Defra and its agencies for your use. You can either download them as digital GIS data onto your desktop, or you can access them as an Open Geospatial Consortium (OGC) Web Map Service (WMS) or Web Feature Service (WFS). Additional information ...

A link to data from over 1500 sites across the UK that monitor air quality. They are organised into networks that gather a particular kind of information, using a particular method. There are two major types of network Automatic  non-automatic networks For each monitoring site you can select a range of statistics which are relevant to the particular monitoring method. Basic statistics are annual mean, maximum and minimum values...