There are soft options around now that can be applied without upsetting too many people.
" A - Bait" springs to mind.
It is applied to the water, not a target on the wing, therefore large, less drift prone droplets. In daylight.
It affects only mosquito larvae, preventing proper developement of their wings. Meaning they cannot leave the water.
So, the food chain is relatively unaffected, as fish are still able to feed on them.
Weapon of choice in Queensland, Australia. Not known for malaria but other remarkably similar diseases exist here.