what is the most likely source of the increase in carbon dioxide in the atmosphere shown in the graph above

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes

As the earth formed, the force of gravity increased due to increased mass. what effect did this increased gravity have on the forming planet?