Search results
Results from the WOW.Com Content Network
Plug/core lawn aerator. Soil aeration is the mechanism of improving the exchange of gases between the atmosphere and soil. Through soil microbial activity and plant root respiration , certain gases such as oxygen will be depleted in the soil, while others, such as carbon dioxide, will build up in the soil. [ 1 ]
Illinois averages around 50 days of thunderstorm activity a year which put it somewhat above average for number of thunderstorm days for the United States. Illinois is vulnerable to tornadoes with an average of 54 occurring annually, which puts much of the state at around 9.7 tornadoes per 10,000 square miles (30,000 km 2) annually.
For example, snow cover and asphalt insulate the ground and homes can heat the ground (see also heat island). The line varies by latitude, it is deeper closer to the poles. The maximum frost depth observed in the contiguous United States ranges from 0 to 8 feet (2.4 m). [1] Below that depth, the temperature varies, but is always above 0 °C (32 ...
Sunday: Snow likely before noon, then a chance of rain and snow between noon and 3 p.m., then a chance of rain after 3 p.m. Mostly cloudy, with a high near 37. South southwest winds of 6 to 15 mph ...
Core lawn aerator attachment on a conventional front-tine garden tiller A lawn aerator is a garden tool designed to create holes in the soil in order to help lawn grasses grow. [ 1 ] In compacted lawns, aeration improves soil drainage and encourages worms , microfauna and microflora which require oxygen .
Seasonal snowfall in the city has ranged from 9.8 inches (24.9 cm) (in 1920–21) up to 89.7 in (228 cm) (in 1978–79), and the average annual snowfall in Chicago is 36 inches (91 cm). [27] Most winters produce many snow falls during the season in light accumulations of around 2 in (5.1 cm).
The Garden State received some much-needed drought relief this week with rainfall and the first snow of the season after weeks of unseasonably warm temperatures and very little rain across the region.
Winter precipitation tends to be more snow than rain. Chicago's snowiest winter on record was that of 1978–79, with 89.7 inches (227.8 cm) of snow in total. The winter of 2007–08, with more than 61 inches (155 cm) of snow, was the snowiest in nearly three decades, and the winter of 2008/2009 produced just over 50 inches (127 cm).