The government could see as much £4.3tn written off the value of properties in high flood-risk areas unless it rethinks the way insurance and mortgages are going to be provided for such vulnerable areas.
There is massive inbuilt price inflation unless we rethink the resource implications of our actions, and I think that will show up in people's everyday life in all sorts of areas".
The re-elected Barack Obama and Mexico's president-elect, Enrique Peña Nieto, have plenty to talk about: Mexico is changing in ways that will profoundly affect its big northern neighbour, and unless America rethinks its outdated picture of life across the border, both countries risk forgoing the benefits promised by Mexico's rise.The White House does not spend much time looking south.
Which is what Snapchat will have to try to do unless it rethinks its policies and approach.
Lib Dem MP Norman Lamb has said the plans pose a major "financial risk" to the NHS, and has threatened to quit unless ministers rethink some aspects, such as "the rush" to give GPs control of budgets.
"Unless you rethink the hearing process and open up the time frame for a presentation two to three hours, it can affect the fairness of the proceeding".
Unless it rethinks our traditional post-war partnerships, it risks an authoritarian Japan and a profoundly alienated Germany -- destroying one of the greatest legacies of the twentieth century.
The President has put vocal support behind preventative care as a key component of national health care reform, but has always cautioned Americans that unless we rethink our lifestyle, we will never realize a healthier society.
Unless we rethink the idea that sending armed men to break into homes in the middle of the night is an acceptable way for the government to prevent people from getting high, there will be more Cory Mayes, more Ron Joneses, more William Coopers.
Like many broad successes this unremarkable movie proves decidedly reluctant to yield any golden secret to box-office bonanzas, unless you count tried-and-true chase formulas and a moral about rethinking priorities.
