Over 40 years of satellite observations, the West Antarctic Ice Sheet (WAIS) has consistently lost ice and contributed up to a 10th of the observed rise in global sea levels1,2,3,4,5,6.
Fourthly, when conditions are favourable, GM cotton has proven to be economically viable; e.g., in Gujarat the GM cotton contributed up to a 24% yield and 50% increase in income for GM farmers (Herring, 2013).
But it concluded in a report that aviation could contribute up to a quarter of those emissions by 2030.
This "credit gap" (between the actual provision of loans and what would normally have been available) was contributing up to a third of economic slack in the crisis economies and putting a brake on recovery.
For either, you can contribute up to a $5,000 a year per person ($6,000 if you're 50 or older).
Potentially, you can contribute up to a total of $55,000 in 2018 (or $61,000 for someone 50 years of age or older).
For example, a company might offer a match of 50 cents for every dollar you contribute, up to a certain percentage of your salary.
That's essentially how an employer match works: Many companies kick in 50% or 100% of every dollar you contribute, up to a limit.
RISE UP THY YOUNG BLOOD begins with a blood drive on January 13, in which "high profile donors from the world of art, music, graffiti and activism," will contribute up to a pint of blood each.
Since 2000, Hong Kong has mandated that all workers and employers contribute, up to a cap, 5% of wages to a personal provident fund account from which withdrawal is only allowed post-65.
This neurological syndrome occurs in about 1% of infections but exhibits significant case fatality rates, contributing up to a million deaths annually among children in sub-Saharan Africa (Rowe et al., 2006).
