Meeting the Challenge of Long-term, Broad-scale Ecological Experiments. 1995. Hard-copy only. This report describes an example of a 10-year, 28-site experiment to test the efect of substrate quality and macroclimate on long-term decompositiona nd nutrient dynamics. Harmon, M., and the Long-Term Intersite Decomposition Experiment Team (LIDET). 1995. Meeting the Challenge of Long-Term, Broad-Scale Ecological Experiments.