This research investigates methane emissions from restored marshes as a climate solution. While marshes sequester CO₂, their methane output varies widely. By measuring emissions and environmental factors, the study examines how interactions influence outcomes, highlighting that restoration can aid climate mitigation but requires deeper understanding to ensure effectiveness.

This research tackles concrete’s carbon footprint by replacing Portland cement with locally sourced natural pozzolans. By calcining and testing South Island geomaterials, the work demonstrates a low-cost, carbon-free alternative that maintains strength and durability while reducing emissions and construction costs.

This research tackles nitrous oxide emissions from agricultural soils, a major driver of global warming. By modifying manure application practices—mixing manure into soil or adding biochar—the study enhances soil microbes that consume nitrous oxide, reducing emissions by 60–70% through improved microbial balance and reduced gas escape.