We also must protect Social Security for futuregenerations because the sluggish economy is making it difficult for young people to survive, let alone save for retirement.
However, the main demographic problem facing Europe is a declining birth rate, which is threatening to make it difficult to pay for pensions for futuregenerations.
"We will respond to the threat of climate change, knowing that the failure to do so would betray our children and futuregenerations, " he said, warning of a "long and sometimes difficult" path to sustainable energy sources in a nation dominated by its fossil fuel industries such as oil and coal.