Moss can be a temporary problem following drought or waterlogging

On new lawns this may be due to poor site preparation. On established lawns poor vigour, acidic soil conditions, a lack of feed, insufficient aeration, poor drainage, shade, close mowing and over-use are likely to blame.

The Differences in Temporary and Permanent Greenhouses - Garden & Greenhouse

Extreme moss growth warning for gardeners

Moisture and Mosses – MountainMoss

Lawn Mowing Advice, Drought, Pests

Rapid change in East Antarctic terrestrial vegetation in response to regional drying

Crafting and Maintaining a Stunning Moss Garden – TN Nursery

Water, Free Full-Text

Moss in lawns / RHS Gardening

Frontiers Soil and Crop Management Practices to Minimize the Impact of Waterlogging on Crop Productivity

Moss in lawns / RHS Gardening

Repairing a Drought Damaged Lawn - Garden & Greenhouse