Compost represents an important input for sustainable agriculture, but the use of diverse compost types causes uncertain outcomes. Here we performed a global meta-analysis with over 2,000 observations ...

The agronomic use of compost and biochar as soil amendments may exhibit contrasting results in terms of soil fertility and plant nutrition. The effects of the biennial application of biochar, compost ...

A food safety activist’s warning that sewage-based compost given away by San Francisco contains toxic material received an indifferent response Tuesday from utilities officials, who plan to hold a ...

A new study by researchers from Sichuan Agricultural University and international collaborators provides the most comprehensive evidence to date that biochar, a charcoal-like substance made from ...

Starre Vartan is an environmental and science journalist. She holds an MFA degree from Columbia University and Geology and English degrees from Syracuse University. Compost is decomposed organic ...