ESSIC / AOSC Professor Xin-Zhong Liang was the lead author a paper recently published by the Proceedings of the National Academy of Sciences of the United States of America (PNAS). The paper is titled “Determining the climate effects on US total agricultural productivity.” The study directly links climate-variables within specific regionalized areas of United States agriculture to determine their effects and influence on the national total factor productivity or TFP. ESSIC faculty assistants You Wu and Jennifer Kennedy were among the co-authors of the study.
Liang leads recently published PNAS study
- Archive
Latest News

Li Awarded Verner E. Suomi Technology Medal
August 29, 2025

Ocean Alkalinity Enhancement Data Management Protocol Launched
August 29, 2025

Welcome to the Fall 2025 ESSIC Seminar Series!
August 28, 2025

Creating a Climate Data Record with Soil Moisture
August 28, 2025