The concept of 'environmental carrying capacity' is central to ecological studies, yet its application to human populations remains contentious. Unlike non-human species, humans can modify their environment through technology, trade, and migration, thereby temporarily raising their carrying capacity. However, such modifications often entail hidden costs, such as resource depletion and pollution, which may undermine long-term sustainability. Recent research suggests that while technological innovation has historically postponed the limits to growth, it cannot indefinitely offset the finite nature of Earth's resources. This has led some scholars to advocate for a 'steady-state economy' that prioritizes qualitative development over quantitative expansion, arguing that perpetual economic growth is ecologically impossible. Critics, however, contend that such views underestimate human ingenuity and the potential for decoupling economic activity from environmental impact. The debate thus hinges on whether the planet's limits are absolute or can be continually stretched by human adaptation.