The changing global climatic scenario is a serious threat to the field of plant disease management. Reckless use of traditional agrochemicals is augmenting risks of environmental and ecological hazard with a negative impact on available resources in managing plant diseases. Frequent use of toxic agrochemicals poses threat not only to the abiotic components but also are of serious concern to the biotic factors of our ecosystem. The era demands incessant exploration in the innovative and opportunistic strategies which have greater impact with minimal use in eliminating plant diseases. | Nano phytopathology - Exploring future opportunities in the era of climate change