28 dezembro 2025

Introdution

This presentation explores wildfire occurrences in Portugal during 2024 using Plotly for interactive visualization.

Objectives:

Visualize fire activity over time.

Explore burned area distribution.

Examine spatial patterns interactively.

Dataset Overview:

DHInicio: Fire start date/time.

AreaTotal: Total burned area (ha).

Lat_4326, Lon_4326: Geographic coordinates.
## Rows: 6,255
## Columns: 5
## $ Ano       <dbl> 2024, 2024, 2024, 2024, 2024, 2024, 2024, 2024, 2024, 2024, …
## $ DHInicio  <dttm> 2024-01-05 20:02:00, 2024-01-12 21:04:00, 2024-01-17 16:40:…
## $ AreaTotal <dbl> 0.00050000, 0.20000000, 0.00500000, 0.00010000, 0.00060000, …
## $ Lat_4326  <dbl> 41.13565, 38.79350, 41.08801, 41.09514, 37.17889, 41.71806, …
## $ Lon_4326  <dbl> -8.547250, -9.350210, -8.441377, -8.587428, -7.466944, -7.90…

Daily Number of Fires

Histogram of Daily Burned Area (DBA)