WHO says countries should keep borders open despite coronavirus (2020)
reuters.com
reuters.com
Similarly, if Chilean Patagonia isn't doing well from tourism to its natural beauty, there is less resistance to industries coming down from Santiago and building hydro infrastructure all over the region.
I would personally guess that the environmental impact of 0 tourism would be much better on the global scale.
In delivery I agree with you, even with boxes, it's much more efficient for one delivery truck to drive to 1000 households than 1000 households to drive into the city, even with public transit.