Visualizing Raster Data with ggplot2: Workarounds for Semi-Transparent Layers and Custom Color Scales

Understanding R's Abline Function: A Comprehensive Guide to Plotting Lines and Drawing Ablines

Plotting Smoothed Areas on Maps from a Set of Points in R: A Comprehensive Guide to Linear Interpolation, Bézier Curves, and Beyond

Manual Control of R Legend with ggplot2: A Customized Approach

Customizing the ggplot2 Full Plot Area: A Comprehensive Guide to Removing Whitespace

Clip Lines to Plot Area and Display Text Outside Plot Area with ggplot2 and Grid