What is a magnetic field reversal ?

Magnetic field reversal happens when the north and south pole's magnetic forces flips, This only means where the magnetic north pole was it is now the magnetic south pole and where the magnetic south pole was there is now the magnetic north pole. In simpler terms the poles flipped inside the Earth

the proximity of water was an advantage to western europe and its culture was able to flourish as a result. trade and travel by sea were easier and safer in historical times.

1. there are no mountains to protect it from the sea

2. and its has wet cool summers and wet, mild winters.