Depending on your situation, there are several options that can be considered:
• move meter to a pedestal or garage
• shield the wall
• move your bed
• shield your bed
http://www.eiwellspring.org/smartmeter/Smartmeter_mitigation.htm
As for the grounding, you could start protesting the bill:
https://www.quora.com/How-does-poor-grounding-earthing-lead-to-a-high-electrical-bill
There's also the dirty electricity problem:
https://www.defiltersllc.com/new-critical-problem-with-smart-meters/