The Bureau of Meteorology has declared a "very strong" El Nino, warning it could be the most severe in decades. Fitch Ratings says Australia's utilities and agriculture sectors are among the most exposed, with hotter and drier conditions set to strain water supplies, lift electricity demand, and heighten bushfire risk. Fitch's Director for APAC Corporates Bruce Li, joins "Bloomberg: The Asia Trade" to discuss the implications for Australian firms.