Title: Investigating Agricultural CO2 Gradients to Improve the Accuracy of Urban Greenhouse Gas Measurements.

Student: Matthew Berzonsky (Saint Francis University).

Mentors: Samantha Murphy, Natasha Miles, Kenneth Davis, and Scott Richardson.

Title: Flux tower and Satellite Estimates of Gross Primary Productivity in the Peruvian Amazon Rainforest.

Student: Kiera Biener (Climate and Space Sciences and Engineering, University of Michigan)

Mentors: Julio Urbina, Jose Fuentes, and Chris Forest.

Title: Distinct Streamflow Carbon Responses from Two Alpine Watersheds

Student: Immanuel Bissell (Department of Earth and Planetary Sciences, Yale University)

Mentors: Devon Kerins and Li Li.

Title: An Empirical Analysis on the Effects of Meteorology on Surface PM2.5 Concentration.

Student: Christian Bohon (Department of Meteorology and Atmospheric Science, The Pennsylvania State University).

Mentor: Manzhu Yu.

Title: Intensification of the Azores High in a Warmer Climate and its Impacts on US Extreme Precipitation.

Student: Lauryn Brown (Department of Atmospheric Sciences, Northern Vermont University-Lyndon).

Mentors: Fan Wu and Laifang Li.

Title: Using n-Alkane Biomarkers Found in a Holocene Croatian Paleolake to Reconstruct Past Climate, Environmental, and Ecological Conditions

Student: Samuel Cohen (Department of Geology and Environmental Science, University of Pittsburgh)

Mentors: Emma Hartke and Katherine Freeman.

Title: Predicting Heavy-Rain Producing Mesoscale Convective Systems in Senegal.

Student: Faith Colbert

Mentors: Gregory S. Jenkins and Yunji Zhang.

Title: Using Radiosonde Data to Evaluate Climate Model Biases in Planetary Boundary Layer Height Across the Continental United States.

Student: Coralis Friedman Álvarez (Department of Geology, University of Puerto Rico at Mayagüez).

Mentors: Colin Zarzycki, Michelle Gore, and Kyle Nardi.

Title: Looking at the Phase Transitions of Aerosol Droplets Can Indicate the Droplets Influence on Disease Transmission.

Student: India Gipson (Fort Valley State University)

Mentors: Qishen Huang, and Miriam Friedman.

Title: The Impact of Diagenesis on the Marine Calcium Isotopic Record.

Student: Elizabeth Goodell (Oberlin College)

Mentors: Matthew Fantle, and Kimberly Lau.

Title: What are the Surface Water Withdrawal Infrastructures at Risk of Saltwater Intrusion in the Chesapeake Bay?

Student: Alain Izabayo (Department of Civil and Environmental Engineering, The Pennsylvania State University)

Mentors: Alfonso Mejia and Raymond Najjar.

Title: Sources of δ13C Variation in the Chuar Group

Student: Mila Matney (Wellesley College).

Mentors: Katherine Freeman and Christopher Junium.

Title: Apple Bloom Dates in the Mid-Atlantic Region in a Changing Climate.

Student: Sam Muir (Department of Environmental Studies, St. Mary’s College of Maryland)

Mentors: Richard Marini, José Fuentes, and Andrew Polasky.

Title: Measuring an Ecosystem’s Breath: Changes to Net Ecosystem Exchange in a Mangrove Forest in the Florida Everglades Following Hurricane Irma.

Student: Marissa A. Naclerio (Department of Natural Resources, University of Connecticut)

Mentors: Sparkle Malone and José D. Fuentes.

Title: Comparing the Dynamics of Dissolved Organic Carbon in Harvested and Unharvested Watersheds within the Oregon Cascade

Student: Shreya Ramesh (Department of Civil and Environmental Engineering, The Pennsylvania State University)

Mentors: Devon Kerins and Li Li.

Title: Investigation of Ocean Temperature Trends in the Eastern Equatorial Region in the Pacific Ocean

Student: Marissa Tripus (Department of Earth Sciences, Millersville University)

Mentors: Sukyoung Lee and Colton Milcarek.

Title: Investigating Trends and Patterns in Heat Wave Occurrence in Bangladesh

Student: Baylee Sexton (Department of Meteorology and Atmospheric Science, The Pennsylvania State University)

Mentors: Chris E. Forest, Nachiketa Acharya, Alfonso Mejia, Lauren Trepanier, and Emily L. Pakhtigian.

Title: Initial Exploration of Pollutant Behavior in the near-Pittsburgh Area

Student: Léo Loubières (University of Illinois at Urbana-Champaign).

Mentors: Kenneth Davis, Zachary Barkley, Yue Pan, and David Marcial.