For decades, global environmental debates have been dominated by a difficult question: can economic growth and environmental conservation coexist? Conventional thinking has long suggested that as countries grow wealthier, rising populations and increasing food consumption inevitably drive the expansion of farmland, leading to deforestation, habitat destruction, and rising greenhouse gas emissions.

However, a new international study led by researchers at the University of Minnesota challenges this long-standing assumption, arguing that faster economic development in lower-income countries could actually reduce pressure on the world’s natural ecosystems.

The findings, published in the journal Proceedings of the National Academy of Sciences, suggest that improved economic conditions in poorer nations may help slow population growth, increase agricultural productivity, and reduce the need to convert forests and grasslands into farmland.

Researchers analyzed global trends in population growth, food demand, crop yields, and agricultural trade to understand how future development patterns could shape land use and biodiversity during the 21st century.

The study comes at a critical moment for global conservation efforts. Agriculture already occupies a vast share of the planet’s land surface, with croplands covering around 12 percent and grazing lands accounting for nearly 25 percent of Earth’s ice-free land area. Agricultural expansion remains the leading cause of habitat loss for terrestrial wildlife and is a major contributor to global greenhouse gas emissions.

According to the study, continuing current trends in food production and consumption could lead to an enormous increase in global cropland by the end of the century. Researchers estimate that farmland could expand by more than one billion hectares by 2100, threatening many of the world’s remaining natural ecosystems and biodiversity hotspots.

Much of this projected agricultural expansion is expected to occur in lower-income countries where populations are growing rapidly and agricultural productivity remains comparatively low.

But the researchers found that accelerated economic development could significantly alter this trajectory.

As countries develop economically, they often undergo what scientists describe as a “demographic transition,” in which birth rates decline and population growth slows. Rising incomes are also typically associated with improvements in farming technology, infrastructure, education, irrigation systems, and agricultural research — all of which can increase crop yields and reduce pressure to clear additional land.

The study found that under current trends, cropland area in lower-income countries could nearly double during the coming decades, posing serious risks to biodiversity and climate stability.

However, economic development could reduce future global cropland requirements through several interconnected mechanisms. Slower population growth would reduce overall food demand, while better agricultural productivity would allow more food to be produced on existing farmland. Increased global agricultural trade could also improve efficiency by enabling food production in areas with higher yields and better growing conditions.

Researchers noted that these benefits could outweigh the rise in per capita food consumption that often accompanies economic growth.

The study also highlighted the important role of wealthier nations in reducing environmental pressure. According to the findings, lowering per capita crop demand in higher-income countries through healthier diets, reduced food waste, and lower biofuel production could substantially reduce global land-use pressures.

The researchers suggest that combining accelerated economic development in lower-income countries with more sustainable consumption patterns in wealthier nations could dramatically shrink global cropland expansion by the year 2100.

Such an outcome, the study argues, would create a rare opportunity to simultaneously reduce poverty, lower greenhouse gas emissions, and conserve biodiversity.

The findings challenge the widespread assumption that economic growth is inherently harmful to nature. Instead, the research suggests that development policies, if paired with investments in agricultural innovation and sustainable food systems, may become an important tool for environmental protection.

Researchers involved in the study emphasized that rising incomes are often linked with lower population growth and improved farming efficiency, factors that together can reduce the need for agricultural expansion.

The study also noted that improving agricultural productivity in poorer countries could help reduce inequality in global food systems while limiting environmental degradation.

Despite the optimistic findings, the researchers cautioned that achieving such outcomes will require overcoming major political, financial, and institutional barriers.

Accelerating economic development in lower-income countries will require significant investments in education, infrastructure, healthcare, and agricultural research. Expanding agricultural innovation and reducing trade barriers will also demand international cooperation and long-term policy commitments.

At the same time, reducing food waste and shifting dietary patterns in wealthier nations may face social, economic, and political resistance.

Researchers stressed that without coordinated global action, the world could still face massive agricultural expansion and accelerating biodiversity loss during the coming decades.

The study arrives amid growing concern over the rapid decline of wildlife populations and the continuing destruction of forests and other ecosystems worldwide. Scientists have repeatedly warned that habitat loss driven by agriculture is one of the primary causes of the global biodiversity crisis.

The new findings suggest that development and conservation do not necessarily have to exist in conflict. Instead, carefully managed economic growth, combined with sustainable agricultural practices and more efficient food systems, could help address both poverty and environmental decline simultaneously.

As governments prepare future climate, food, and biodiversity strategies, the study offers a different vision of development — one in which economic progress in poorer nations may become part of the solution to protecting the planet’s remaining natural ecosystems.