The term 'Good Earth' is often used to refer to the SOIL that is essential for growing crops and sustaining life. The crossword solutions for this term include LOAM (4 letters), LOESS (5 letters), LOAMS (5 letters), MARL (4 letters), and SOIL (4 letters). LOAM is a type of SOIL composed of clay, silt, and sand particles. LOESS is a type of sedimentary SOIL composed of wind-blown silt. LOAMS are soils composed of clay, silt, and sand particles with a high organic content. MARL is a type of SOIL composed of clay and calcium carbonate. SOIL is a mixture of organic matter, minerals, gases, liquids, and organisms that together support life.