Can Earth's gravity really be affected by changes in the seasons?
What Causes the Change of Seasons on Earth?
Does gravity change with the seasons?
geology - Does gravity increase the closer to the core you get? - Earth Science Stack Exchange
The Reasons for the Seasons
9 Things That Make Earth the Perfect Place for Life, Latest Science News and Articles
ESSD - Heat stored in the Earth system 1960–2020: where does the energy go?
Earth's spin, tilt and orbit - Understanding Global Change
Video: Why Do We Have Different Seasons?
What could happen to change gravity on Earth as we know it?
Two Factors That Affect How Much Gravity Is on an Object
Could the Earth be flat? Why science says no
Divergent effects of climate change on future groundwater availability in key mid-latitude aquifers
Climate Change Is Causing Dips in the Earth's Gravity - Bloomberg
The subtle influence of the Moon on Earth's weather