---
title: "Global Reforestation Efforts Alter Land Surface Properties"
url: https://newscentral.site/global-reforestation-efforts-alter-land-surface-properties/
language: en
publisher: "News Central Site"
section: "Science"
published: 2026-11-03T02:40:01.000Z
updated: 2026-11-03T10:01:06.095Z
id: 58c33bb7-1e6a-45ed-be9a-ffd922290294
source: "Phys.org https://phys.org/news/2026-11-lesser-climate-impacts-global-reforestation.html"
attribution: "Link to https://newscentral.site/global-reforestation-efforts-alter-land-surface-properties/ and name News Central Site when you quote or summarize this story."
---

# Global Reforestation Efforts Alter Land Surface Properties

Researchers at Simon Fraser University have found that large-scale reforestation efforts can alter land surface properties and lead to changes in temperature.

Researchers at Simon Fraser University are investigating the lesser-known effects of global reforestation efforts on the climate system.

Forestation, which includes planting new trees and restoring existing forests, is a widely used strategy to combat rising carbon dioxide emissions and meet countries' climate goals. However, its impact extends beyond reducing atmospheric CO2 levels.

The study's lead researcher, Pierre Etienne Banville, notes that large-scale forestation alters the land surface properties in various ways. This can lead to changes in temperature, as different surfaces absorb or reflect sunlight at varying rates.

Forests tend to absorb more sunlight than grasslands due to their darker coloration. In contrast, snow-covered grassy areas reflect a significant amount of sunlight, keeping temperatures lower than those found in forested regions.

The warmer air generated by large-scale reforestation efforts can have far-reaching consequences beyond the immediate site where trees are planted. This warming air enters the global circulation and contributes to additional climate effects in remote regions.

When warm air rises into the atmosphere, it increases the amount of water vapor present, a potent greenhouse gas that amplifies temperature increases. This creates a self-reinforcing feedback loop as warmer temperatures lead to more water vapor in the air, which in turn accelerates warming.

The study used an Earth system model to investigate these non-CO₂ effects of global reforestation and focused on the role oceans play in mediating them. The researchers found that when warmer air travels over oceans, it raises ocean temperatures, triggering evaporation and further increasing atmospheric water vapor levels.

This process amplifies the greenhouse gas effect, leading to stronger temperature increases. As a result, the warming caused by reforestation efforts can have significant and lasting impacts on global climate patterns.

The study also highlights the importance of considering the timescale over which oceans respond to changes in forest cover. Oceans absorb heat slowly, taking centuries to fully reflect the remote warming effects of large-scale reforestation efforts.

Understanding the full scope of climate impacts from global reforestation efforts is crucial for developing effective policies and targets to mitigate climate change.

When creating climate policies, it is essential to consider not just carbon dioxide removal but also other effects that may take longer to materialize. This awareness helps policymakers account for all potential outcomes when setting goals and deadlines for achieving specific climate objectives. By doing so, they can ensure their efforts are effective in the long term.

The research highlights the importance of taking a comprehensive approach to addressing climate change by considering multiple factors beyond CO2 removal.

---
Source: [Phys.org](https://phys.org/news/2026-11-lesser-climate-impacts-global-reforestation.html)  
Published by News Central Site: https://newscentral.site/global-reforestation-efforts-alter-land-surface-properties/