But an increasing proportion of the toxic NO2 gas has been detected in EU diesel emissions.
An increasing proportion of the homeless are families with children, compared with the chronically homeless who often have serious mental illness or substance abuse problems.
An increasing proportion of the global investment community is starting to sit up and take notice of the burgeoning divestment movement.
A look at the evidence shows graduate vacancies continue to grow and jobs in graduate-dense occupations are an increasing proportion of the total workforce.
BBC1 will continue to be the nation's favourite channel, but an increasing proportion of the corporation's TV output will be watched on-demand and on the move.
It raises the real possibility of an increasing proportion of the aid budget being disbursed through defence and national security institutions like the Ministry of Defence.
Similarly, competition for food and other resources rises with density and affects an increasing proportion of the population.
Almost half the counsellors surveyed at Relate, the charity that specialises in relationship counselling, say an increasing proportion of the 150,000 clients they see each year are being forced to remain living together despite having decided to split up.
The survey looked at gender diversity and found that although women occupy an increasing proportion of the lowest-rung posts in the senior civil service, the numbers breaking into top Whitehall roles has fallen over the past two years.
The economic death spiral would then dump an increasing proportion of the burden of cost of maintaining and upgrading the network onto renters, apartment dwellers and those without access to the capital needed to purchase solar and battery technologies.
Second, because an increasing proportion of the wealth in the economy is not backed by anything of tangible value, the economy becomes vulnerable to the kind of meltdown we have witnessed recently.
