The canal water of Venice DID clear after Italy went into lockdown, but the claims that dolphins were swimming through the channels ended up being false. The footage is from Sardinia, an island in the Mediterranean hundreds of miles away from Venice. Click here
There are other examples of not exactly accurate information on some things that did (and did not) happen.
The lockdowns are still in place in some areas. There are still hospital workers without a job because the hospitals don't have enough work for them. There are still serious mental issues on the rise, but not all is lost. Things ARE opening. We are coming back. The world took a break. Nature had a re-set. It will be exciting to get outdoors in the country and the rivers to see what's new!