I wonder how many canals are being built these days. That used to be a big thing. Maybe all the low hanging fruit got done long ago.
On river making technology, there must be something. Just read an article that the Danube had been straightened out in a section between Croatia and Serbia in the 19th century.
This thread is intended to provide a space for 'crazy' ideas. Ideas that spontaneously come to mind (and feel great), ideas you long wanted to tell but never found the place and time for and also for ideas you think should be obvious and simple - but nobody ever mentions them.
This thread itself is such an idea. Or rather the tangent of such an idea which I post below as a seed for this thread.
Rules for this thread:
If this should become a regular thread I suggest the following :