Check out the new Nebraska 4-H Volunteer Training resources at https://4h.unl.edu/volunteer. You will find a series with short videos about Positive Youth Development, Volunteer Roles and Risk Management that apply to all volunteer roles.
Specific to 4-H club leaders (https://4h.unl.edu/volunteer-training-club-leader), videos focus on the new community 4-H leader, youth safety, 4-H club financials, club meeting how-to, creating an engaging and encouraging environment, providing opportunities for youth engagement, creating learning opportunities for youth and 4-H in the community. Each video is supported by a variety of additional resources for use in your volunteer role.
Check this website for more updates coming in Spring 2021!