Los Angeles's bountiful agricultural land was devoured by runaway suburbanization, a process which began long before the post-war era.
Can we reconcile our growing appetite for meat with our desire to treat factory animals better?
Temperatures and droughts have spiked at much higher rates in parks than elsewhere.
Some authorities are trying to create fish habitats by cleaning old structures and dumping them at sea. But do these artificial reefs really work?
As weather heats up and climate change progresses, fieldwork will grow more hazardous.
Once polluted and abandoned, back alleys have sprouted into flourishing rain gardens.
President Trump has suggested that poor water management causes wildfires. In fact, it's often the other way around.
New polymers meant to either biodegrade or to last longer would reduce waste. So what is taking science so long to create them? Well, it's complicated.
New climate model suggests next four years will be hotter than expected.
Eucalypts are now cosmopolitan, spread around the world through imperialism and globalization. Unfortunately, they're also highly flammable.