Desert climate (in the Koeppen kÃ¶ppen climate BWh bwh BWk, bwk sometimes BWn), bwn also known as an arid, climate is a climate that does not meet the criteria to be classified as a polar, climate and in which precipitation is too low to sustain any vegetation at, all or at most a very scanty. shrub
Roth IRA Contribution Eligibility. Anyone with earned income that falls under the above guidelines can use a Roth IRA to save for retirement. How much you can save is dependent upon your age. If you under the age of 50 years old you can contribute $5,500 toward retirement in a Roth IRA.
IRA Income Limits. You can only contribute to a Roth IRA if your income is below a certain level. For the 2010 tax year, a single person can only contribute to a Roth IRA if her annual income is less than $105,000. A married couple can contribute to a Roth IRA if their income is less than $166,000.A single person making between $105,000 and $120,000 is eligible to make partial contributions.or the 2010 tax year, a single person can only contribute to a Roth IRA if her annual income is less than $105,000. A married couple can contribute to a Roth IRA if their income is less than $166,000.