Hives sited on bare, compacted or steeply sloped ground are exposed to washed-out stands, waterlogged entrances and gullying that strips topsoil from forage plots. This scene models a hillside apiary as rain falls, some of it soaking into the soil and some running downhill as sediment-laden runoff toward a collection channel.
A well-maintained ground-cover buffer strip below a hive stand can cut sediment delivery to nearby waterways by a large margin while still leaving enough bare, sun-warmed soil for ground-nesting bees — erosion control and pollinator habitat are not actually in conflict when the cover is managed as a mosaic rather than all-or-nothing.
A hillside apiary in 3D where rainfall soaks in or runs off downhill, carrying soil toward a collection channel unless ground cover and contour swales hold it in place — with ground-nesting bee burrows surviving only where bare soil is stable rather than washed out or overgrown.
Infiltration rises with vegetation cover and contour swales and falls with slope steepness; whatever water doesn't infiltrate becomes runoff that can strip topsoil, visualised as sediment-tinted droplets darkening the stream at the bottom of the slope.
Adjust rainfall, ground cover and slope angle, then toggle contour swales and the ground-nest overlay. Watch runoff, sediment loss and infiltration update live, and reseed the cover to see burrow survival respond to a fresh layout.
Contour swales — shallow ridges dug across a slope — can be built with hand tools around a small apiary and typically add 10–20 percentage points of infiltration by giving runoff time to soak in instead of racing downhill.