Categories Number of countries
Lack of political commitment/will 10
Unclear responsibilities 12
Limited cooperation among stakeholders 5
Lack of (financial, human) resources 25
Uncertainties 12
Lack of knowledge generation 3
Lack of knowledge exchange 2
Lack of data such as socio-economic, climate and other physical data 6
Limited capacity in the policy, practitioner and/or research communities 8
Conflicting values and interests 5
No adequate adaptation options available 1
Legal issues (e.g. conflicting legislations) 2
Lack of scientific knowledge on vulnerability 1
Other issues/problems higher in the political agenda 1
The time frame 1