Cyclonic energy may show a specific trend, but it's just one aspect of the broader climate system. While cyclones might not have intensified, the multifaceted impacts on agriculture, ecosystems, and weather patterns due to increasing CO2 are undeniable. The entire picture should be considered, not just isolated metrics.
Increased CO2 impacts agriculture through changes in precipitation patterns, heat stress, reduced soil moisture, soil salinity, accelerated weed growth, pest and disease proliferation, pollinator disruption, shifts in crop phenology, nutrient imbalances in crops, decreased water availability, altered growing seasons, and the possibility of novel crop diseases, to name just a few.
The full range of potential impacts is vast, complex, and is a subject of ongoing research.