Climate-Resilient Crop Production Systems

Climate-resilient crop production systems integrate genetic, agronomic and ecological strategies to sustain yields under increasing climatic stress. These systems encompass the development of stress-tolerant varieties, optimisation of planting dates and rotations, and enhancements to soil health. Key objectives include maintenance of soil organic carbon, improved water-use efficiency and reduction of greenhouse gas emissions. At the field scale, precision irrigation and mulching techniques help to buffer crops against drought and heat, while at landscape scale diversified cropping and agroforestry reduce vulnerability to extreme events. Underpinning these approaches are advances in modelling and decision-support tools that link genotype-by-environment interactions to management options, enabling farmers and policymakers to tailor interventions to local conditions. Globally, climate-resilient systems contribute to food security, rural livelihoods and ecosystem services by balancing productivity with resource conservation and risk minimisation.

Research from Nature Portfolio

Recent studies have refined our understanding of how waterlogging stress patterns interact with crop phenology and climate horizons, demonstrating that yield penalties from waterlogging could rise from around 5 per cent today to over 15 per cent by 2080 under high-emission scenarios. Simulated adaptations such as earlier sowing and adoption of waterlogging-tolerant cultivars have been shown to reduce these penalties substantially. Complementary work has validated crop model responses to extreme heat, revealing that each day above 30 °C during critical growth stages can cut maize and soybean yields by up to 6 per cent under rainfed conditions, with only modest mitigation from elevated carbon dioxide. Foundational analyses of interannual climate variability have quantified that around one-third of yield fluctuations in major breadbaskets can be attributed to weather variability, highlighting regional hotspots where temperature or precipitation anomalies drive production volatility.

Climate-Resilient Crop Production Systems publication trend

The graph below shows the total number of articles in climate-resilient crop production systems across all publications each year (not limited to Nature Index journals).

Technical terms

Waterlogging: Soil saturation with water leading to reduced oxygen availability and impaired root function.

Soil organic carbon (SOC): The carbon component of organic compounds in soil, critical for fertility, structure and water-holding capacity.

Water-use efficiency (WUE): The ratio of crop biomass or yield produced per unit of water transpired or applied.

Phenology: The timing of plant developmental stages, such as germination, flowering and maturity, influenced by environmental cues.

Yield anomaly: The deviation of actual crop yield from long-term average yield, often expressed as a percentage.

Genotype: The genetic constitution of a crop variety that determines its traits, including stress tolerance.

References

1. Extreme weather dominates farm management effects on long-term trends in soil carbon. Trends in Food Science & Technology (2024).
2. Silver lining to a climate crisis in multiple prospects for alleviating crop waterlogging under future climates. Nature Communications (2023).
3. Consistent negative response of US crops to high temperatures in observations and crop models. Nature Communications (2017).
4. Climate variation explains a third of global crop yield variability. Nature Communications (2015).
5. Soil mulching significantly enhances yields and water and nitrogen use efficiencies of maize and wheat: a meta-analysis. Scientific Reports (2015).
6. Improving water-efficient irrigation: Prospects and difficulties of innovative practices. Agricultural Water Management (2014).
7. The effects of climate extremes on global agricultural yields. Environmental Research Letters (2019).