Update Ethiopia.html
Add 3 environmental issues
added Soil Degradation and Bulgaria
delete .DS_Store
merge updates 2.4
Merge branch 'master' of https://github.com/wyr4137/ICS5-Map
Merge pull request #175 from shimizuy/master

Added Soil Degradation and A2.4
Add 3 environmental issues to Taiwan
added Monaco to AirPollution and ClimateChange and created WasteManagement and added Monaco to that as well
Merge pull request #176 from yunzhenz/master

Added 3 environmental issues
Add 3 environmental issues to Taiwan
Add 3 environmental issues to Taiwan
Merge pull request #168 from ando1031/master

Add 3 enviromental issues
Added Italy under 3 environmental problems
added five references
added 5 references
Merge pull request #179 from jinhh/master

added 5 references to Ethiopia
added 5 references
added 5 references
Merge pull request #180 from jinhh/master

Added 5 references to Ethiopia
Added Ethiopia under 3 different environmental issues