The answer to 'lawn erosion' is that it is a common problem caused by factors like heavy rainfall, poor soil drainage, or steep slopes. Symptoms include visible gullies, exposed roots, and muddy runoff. Solutions include installing erosion control measures like retaining walls, planting groundcover, or regrading the lawn.
For minor erosion, homeowners can often DIY fixes like laying sod, adding topsoil, or planting erosion-resistant plants. However, for severe or complex erosion issues, it's best to consult a professional landscaper who can assess the root causes and recommend the right long-term solution.