Have done this
With technology today, you can access webinars, online courses and other digital-based education tools, reducing or eliminating the need to travel for conferences and other training.
A great place to start is the Massive Open Online Courses (MOOCs), which offers free online courses for anyone. The University of Alberta also offers MOOCs.
If you're looking for something specific, do a web search for the topics you're interested in and see what is available for online learning.
Interested in learning more about climate change? Check out The King's University tool, Design Our Climate simulation (DOCs) and Clean Literacy and Energy Awareness Network (CLEAN)'s resources.