Special Foreword

Pim de Voogt, Editor-in-Chief

Occurrence, Fate and Fluxes of Plastics and Microplastics in Terrestrial and Freshwater Ecosystems

Theresa Schell, Andreu Rico, and Marco Vighi

A Methodology for Data-Driven Decision-Making in the Monitoring of Particulate Matter Environmental Contamination in Santiago of Chile

María Fernanda Cavieres, Víctor Leiva, Carolina Marchant, and Fernando Rojas

Sulfur or Pollen? Chemical, Biological, and Toxicological Basis for the Correct Risk Communication of Urban Yellow Dust Deposition

Juan Ojeda, Patricio Baeza, Marcela Goddard, and M. Fernanda Cavieres

Natural Purification Through Soils: Risks and Opportunities of Sewage Effluent Reuse in Sub-surface Irrigation

Dominique M. Narain-Ford, Ruud P. Bartholomeus, Stefan C. Dekker, and Annemarie P. van Wezel

Herbicide Exposure and Toxicity to Aquatic Primary Producers

J. Arie Vonk and Michiel H. S. Kraak

Chapter "Natural Purification Through Soils: Risks and Opportunities of Sewage Effluent Reuse in Sub-surface Irrigation" and "Herbicide Exposure and Toxicity to Aquatic Primary Producers" are available open access under a Creative Commons Attribution 4.0 International License via link.springer.com.