Questioning the climate consensus: A deep dive into Roy Spencer’s “Global Warming Skepticism for Busy People”
09/17/2025 / By Belle Carter
Roy Spencer challenges the prevailing view on human-induced climate change, arguing that the role of CO2 is overstated and that natural processes are underappreciated in driving climate variations.
While acknowledging CO2 as a greenhouse gas, Spencer emphasizes the uncertainty in predicting its exact warming effect, particularly due to the complex and poorly understood feedback mechanisms involving clouds and water vapor.
Spencer criticizes climate models for overestimating warming trends, citing satellite data that shows actual warming rates are about half of what the models predict, thus questioning their reliability for future climate predictions.
He highlights historical climate cycles, such as the Medieval Warm Period and the Little Ice Age, as evidence that significant climate changes occur naturally, and he points to the role of deep-ocean circulation in causing global temperature shifts.
Spencer argues that higher CO2 levels have led to “global greening,” enhancing plant growth and agricultural productivity, and he suggests that the positive impacts on plant life could outweigh any negative effects of warming.
Climatologist Roy Spencer’s “Global Warming Skepticism for Busy People” challenges the mainstream narrative on human-induced climate change, urging readers to question the accuracy of climate models and the extent of human influence on the planet’s warming.
https://www.climate.news/2025-09-17-roy-spencer-global-warming-skepticism-busy-people.html
