‘Borrowed time’: crop pests and food losses supercharged by climate crisis
Climate impacts aren’t only heatwaves and storms. They also reshape biology — including the insects and diseases that already destroy large portions of the world’s food.
A December 2025 report in The Guardian summarizes an analysis concluding that global heating is “supercharging” crop pests — meaning faster breeding, longer seasons of attack, and expanded ranges into regions that were previously too cold.
External source (opens in a new tab): ‘Borrowed time’: crop pests and food losses supercharged by climate crisis
What the article highlights
- If global heating reaches 2°C, losses to pests are projected to rise by about 46% for wheat, 19% for rice, and 31% for maize.
- Pests and diseases already destroy about 40% of global crop production.
- Climate impacts on major grains are also expected to reduce yields by about 6–10% per 1°C of warming.
- Global trade networks and habitat loss can accelerate pest spread and weaken natural predators.
GOF perspective
This is a practical reminder of why climate action must now include resilience: diversification, smarter monitoring, and restoring ecosystems that support natural pest predators. These interventions are local by nature — implemented on farms, across watersheds, and through regional planning.
For GOF, food security is another reason the climate response must pivot from abstract targets to concrete community action. When warming increases the risk of crop losses, it increases the urgency of funding real-world solutions — locally, transparently, and at scale.
Source: The Guardian (external link). This page provides original commentary by The Green Offsets Foundation of Canada.
Asking yourself what you can do?
Purchase offsets or make a donation to help accelerate the transition to
Zero-Emission Buses.
👉 Quick, easy, impactful.