Beautiful plots with R and the ggplot2 package

While there's a bit of a learning curve, once you get the hang of plotting with ggplot2 you'll never look back.

The fog box

The fog box is our laboratory setup for comparing measurements from our leaf wetness sensors to what we might expect to actually accumulate on plants.

Chasing down precipitation data for California

Precipitation data for California is scattered across a number of different services.

Fun with agent-based modeling

Models are tools we use to explore systems of interest. Agent-based models are applicable to problems where individuals, and individual variation, is important.

Know your variograms: working with the automap package

Developing the semivariogram is perhaps the most important step in the kriging process, and a cavalier attitude can result in funny-looking maps and some raised eyebrows.