Why are organisms at lower trophic levels typically more abundant and have a greater total biomass?

In Stock

Size Guide

$34.99 $29.99

Shipping and Returns Policy

Feb 6, 2023 ... ... over the years at some 500 survey sites around the world. ... His team has reported, for example, that agricultural land has far fewer arthropods ... 100% risk weight when specific provisions are equal or greater than 20% of the outstanding ... Regulated financial institutions whose total assets are greater ... Mar 10, 2020 ... Beef and lamb, in particular, have much higher greenhouse gas emissions than chicken, pork, or plant-based alternatives. This data suggests that ... Aug 21, 2023 ... ... weight of all the people on the planet! Members of the whale ... This is larger than the size of Africa, or 11% of Earth's total ocean area. Very obese patients (over the weight limit for DXA table). Spine Region of Interest (ROI). Use PA L1-L4 for spine BMD measurement. Use all evaluable vertebrae ... Nov 14, 2023 ... Now, there are over 7.8 billion people on the earth. At an average of more than 50 Kg per person, that gives our combined weight of around 400 ... We conservatively estimate total abundance of ground-dwelling ants at over 3 × 1015 and estimate the number of all ants on Earth to be almost 20 × 1015 ... Mar 28, 2019 ... And given the Earth's enormous populations of microbes, that mass adds up. The biomass of bacteria is greater than all birds and mammals ... Feb 11, 2024 ... Whether you live in the USA and don't want to register your quad, or you live in a country with a near-total ban on any drone over 250g, this ... And they showed me a vast ocean, much bigger than the earthly ocean. 4 ... And the whole constitution of the earth will perish, and all the earth will ...
  • Next Day Delivery by USPS Find out more

    Order by 9pm (excludes Public holidays)

    $11.99

  • Express Delivery - 48 Hours Find out more

    Order by 9pm (excludes Public holidays)

    $9.99

  • Standard Delivery $6.99 Find out more

    Delivered within 3 - 7 days (excludes Public holidays).

  • Store Delivery $6.99 Find out more

    Delivered to your chosen store within 3-7 days

    Spend over $400 (excluding delivery charge) to get a $20 voucher to spend in-store
  • International Delivery Find out more

    International Delivery is available for this product. The cost and delivery time depend on the country.

You can now return your online order in a few easy steps. Select your preferred tracked returns service. We have print at home, paperless and collection options available.

You have 28 days to return your order from the date it’s delivered. Exclusions apply.

View our full Returns and Exchanges information.

Our extended Christmas returns policy runs from 28th October until 5th January 2025, all items purchased online during this time can be returned for a full refund.

No reviews yet. Only logged in customers who have purchased this product may leave a review.