DEFINITION of 'Nonrenewable Resource'. A resource of economic value that cannot be readily replaced by natural means on a level equal to its consumption. Most fossil fuels, such as oil, natural gas and coal are considered nonrenewable resources in that their use is not sustainable because their formation takes billions of years.
Election-Enrollment in, or voluntary disenrollment from, an MMP, an MA plan or the traditional Medicare fee-for-service program (âOriginal Medicareâ) constitutes an election (disenrollment from Original Medicare would occur only when an individual enrolls in an MMP or MA plan).
1 High-deductible health plan: The first part is a special type of high-deductible Medicare Advantage Plan (Part C). The plan will only begin to cover your costs once you meet a high yearly deductible, which varies by plan.  Medical Savings Account (MSA): The second part is a special type of savings account. The Medicare MSA Plan deposits money into your account. You can choose to use money from this savings account to pay your health care costs before you meet the deductible.