Get to know your patient, learn more about it. that will show that you support his/her believes.
The lake on titan was evaporated, it evaporated because at that time titan was going through summer.
Natural changed to the ecosystem relate to environmental shock that occur naturally. Natural changes include floods, volcanic activity, hurricanes, etc. They can be destructive, but they also have advantages. Floods have the contribution of nutrients to the soil which was lacking. It can also relocate fishes and organisms living in bodies of water which improves the ecosystem.
