Brazil reports lowest Amazon deforestation since 1988, investigates wildfires

• Brazil's annual deforestation in the Amazon has fallen to its lowest level since 1988.
• Authorities are investigating whether recent Amazon wildfires were set for political motives.
• The investigation is occurring ahead of the second round of Brazil's presidential elections.
• The wildfires have raised concerns among politicians and environmentalists.
• This is the first time since 1988 that deforestation rates have been this low in the Amazon.