On March 25th, US Rep. Marcy Kaptur [D-OH9] introduced H.R. 4971: Greening Food Deserts Act to the House of Representatives. The legislation is documented by the federal government and can be accessed here :
To increase the emphasis on urban agricultural issues in the Department of Agriculture through the establishment of a new office to ensure that Department authorities are used to effectively encourage local agricultural production and increase the availability of fresh food in urban areas, particularly underserved communities experiencing hunger, poor nutrition, obesity, and food insecurity, and for other purposes.
As of April 9th, the most recent update on the legislation from Opencongress.org is posted as follows:
Mar 25th Referred to House Education and Labor Mar 25th Referred to House Agriculture Mar 25th Referred to the Committee on Agriculture, and in addition to the Committee on Education and Labor, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.