"mainstreaming across" is correct and usable in written English.
The phrase "mainstreaming across" is typically used to mean to spread or introduce something widely or to make something popular or accepted. For example: "Social media platforms have been successful in mainstreaming across the world, creating a global culture that connects people from all over the globe."
We are calling for gender equality to be mainstreamed across the new framework – not buried within specific goals.
UN resolution 1325 called for more women in decision-making positions, a gendered perspective to be "mainstreamed" across peacekeeping and for more women like Mehrotra to participate in field operations in military roles as police and as human rights observers.
Far from demonstrating how sustainable development will be mainstreamed across government (which was the commitment it made when it axed the SDC), it reveals that its clear intent is to marginalise SD over the next four years to the point where it will be all but invisible.
To resolve these complex challenges, it was recommended that a DRR Ethics Platform should be established with a mandate to ensure that ethics is mainstreamed across DRR work.
The social development team will also support the work of other practices to ensure that social dimensions are mainstreamed across WBG activities".
Develop and expand social services that take women into account -- women's programs should be mainstreamed across all of government, with each ministry drafting a gender action plan that allocates and tracks resources through gender budgeting.
In high prevalence contexts AIDS must be mainstreamed across a nation.
MCO will also assess the extent to which the commitment to reduce disparities in the social development outcomes that form the core of UNICEF's mandate – health, nutrition, water and sanitation, education, child protection, HIV and emergencies – has been effectively mainstreamed across these programme areas and, particularly, in the state level contextualized programmes.
While mainstreaming gender across the post-2015 framewill will be vital, not all targets can be adequately slotted under other goals.
Through this intensified focus, supplies become a driver and catalyst in mainstreaming disability across all of UNICEF policies and programmes in development and humanitarian action.
