it can be hard to describe their sounds, yes.

The conflict between stationary farmers/settlers and moving nomadic peoples has not ended yet in Africa it seems.

Gold extraction is quite destructive to the environment though, you need leaching agents, that contain Cyanide https://en.wikipedia.org/wiki/Prussic_acid. But with modern developments and best practices in the industry it should become easier to mitigate contamination of the environment.

Have you spotted a nest in some trees already? Crows tend to defend them quite well, dont they? I heard they attack people if they get to close.

His calls are adorable. And the rain does not seem to annoy him too much. I guess these birds have a rain-protection coat around their feathers from some fat-producing glands.