Organizational climate is most directly impacted by a leader's:

Emotional intelligence (EI) — the ability to perceive, regulate, and manage emotions — plays a central role in shaping team morale, communication, and psychological safety. Leaders with high EI foster positive climates and inclusive behaviors.

Extract from HRCI-aligned HR knowledge (Leadership and Strategy):

SPHR frameworks for leadership development include “emotional intelligence as a key leadership competency that drives trust, transparency, and engagement.” EI directly influences team dynamics, motivation, and workplace climate.