This computer illustration depicts the density of space junk around Earth in low-Earth orbit. (Image: © ESA)

should we be worried about 5G?

5G is being rolled out literally across the world – with thousands of satellites launched into the ionosphere to blanket the planet with millimetre microwaves. What are the environmental and public health impacts of this technology? Who is regulating it, and who stands to benefit? Do we really need 5G?

Eichelhäher

Der Eichelhäher

An Eichelhäher visited our street yesterday. I’d never seen one before, and it took a while to identify it.

The Glasgow Effect by Ellie Harrison

my unsustainable life

I’ve just finished reading Ellie Harrison’s inspirational book, The Glasgow Effect, which has the byline “a tale of class, capitalism and carbon footprint”. It tells the story of Ellie’s one-year project to “not travel beyond Glasgow’s city limits, or use any vehicles except my bike, for a whole calendar year.”

marching on the inside

Today is the day of the big world-wide climate strike. I was going to join the march at Königsplatz here in Munich, but I’ve got the flu. So instead, I’m marching on the inside, writing this blog post, and modelling what we need to do to help the planet: do less; say no; slow down; STOP.