What is meant by the statement that desert ecosystems are controlled by abiotic forces, and why is it the case that they are abiotically controlled? (word limit 150)

predicting long term climate trends reliably is much easier than predicting short term weather, owing to the different data sets used for each.

explanation:

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.