Exporting 3D Polyline as Shapefile: Workarounds and Best Practices for Spatial Data Analysis in R

Mapping XY Data with a Raster Grid at 0.5 Degree Scale: A Step-by-Step Guide to Counting Occurrences in Each Cell

Solving the Issue: ggplot2 Scale Fill Gradient Not Changing Point Colors in R

Resolving the 'object 'group' not found' Error When Plotting Multiple Layers in ggplot2