To see how they are best deployed in each region of the world, use the menu at left. Boosting energy efficiency: The energy used to power, heat, and cool our homes, businesses, and industries is the single largest contributor to global warming.
So to create leaf mulch, here are at least seven methods you can use to further decomposition: The first three methods require less work, but the decomposition takes longer (six to 12 months). 1. You can make leaf mulch by piling all the leaves in a corner of your yard and letting the worms gradually drag them under.
If the particle size of your mulch is larger, like straw, pine needles, chunks of bark, or rock, they can be applied up to 4 inches (10 cm) deep. The larger spaces between the chunks allow more air and light in, so you will need a thicker layer for effective weed control, water conservation, and protection from cold.