Torn Between Nature and Lab: A Dying Breed of Plant Scientists?.- Advances in Plant Sulfur Metabolism and Signaling.- Plant Vacuolar Sorting: An Overview.- Reactive Nitrogen Species (RNS) in Plants Under Physiological and Adverse Environmental Conditions: Current View.- Extracellular ATP: An Essential Apoplastic Messenger in Plants.- Exploration of Sweet Immunity to Enhance Abiotic Stress Tolerance in Plants: Lessons from CAM.- Physiology and Spatio-temporal Relations of Nutrient Acquisition by Roots and Root Symbionts.- The Biodiversity of the Yucatan Peninsula: A Natural Laboratory.- Glacier forelands: lessons of plant population and community development.- The "Forgotten" Ecology Behind Ecological Status Evaluation: Re-Assessing the Roles of Aquatic Plants and Benthic Algae in Ecosystem Functioning.- Beneficial Soil Microbiota as Mediators of the Plant Defensive Phenotype and Aboveground Plant-Herbivore Interactions.- Unraveling the Importance of Inter- and Intraspecific Competition for the Adaptation of Forests to Climate Change.- Plants and Atmospheric Aerosols.- Solar UV Irradiation-Induced Production of Greenhouse Gases from Plant Surfaces: From Leaf to Earth.