Pollen concentrations for Wednesday will be greater than today's levels in the high range. This higher level is caused in part by rising temperatures.
5.3 Million Chickens To Be Killed After Bird Flu Outbreak at Iowa Farm
TUESDAY, April 21, 2015 (HealthDay News) -- Bird flu has been detected on an Iowa farm with a flock of about 5 million chickens, bringing the total number of chickens and turkeys affected by the virus to nearly 8 million nationwide.
All of the birds on farm will be killed, the Wall Street Journal reported.